Home / 102,717,113.39-153,979,221.76-34,512,106.67

Finding the Fourth Proportional to 102,717,113.39, 153,979,221.76 and 34,512,106.67

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Solution

The fourth proportional to 102,717,113.39, 153,979,221.76 and 34,512,106.67 is: 51,735,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,717,113.39 : 153,979,221.76 = 34,512,106.67 : x
  2. Step 2: Convert to fraction form
    102,717,113.39/153,979,221.76 = 34,512,106.67/x
  3. Step 3: Cross multiply
    102,717,113.39x = 153,979,221.76 × 34,512,106.67
  4. Step 4: Simplify right side
    102,717,113.39x = 5,314,147,326,344,705
  5. Step 5: Solve for x
    x = 5,314,147,326,344,705/102,717,113.39
  6. Step 6: Final answer
    x = 51,735,754.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.