Home / 134,316.42-185,357.09-73,891.67

Finding the Fourth Proportional to 134,316.42, 185,357.09 and 73,891.67

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Solution

The fourth proportional to 134,316.42, 185,357.09 and 73,891.67 is: 101,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,316.42 : 185,357.09 = 73,891.67 : x
  2. Step 2: Convert to fraction form
    134,316.42/185,357.09 = 73,891.67/x
  3. Step 3: Cross multiply
    134,316.42x = 185,357.09 × 73,891.67
  4. Step 4: Simplify right side
    134,316.42x = 13,696,343,630.20
  5. Step 5: Solve for x
    x = 13,696,343,630.20/134,316.42
  6. Step 6: Final answer
    x = 101,970.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.