Home / 169,445.71-254,170.38-51,118.08

Finding the Fourth Proportional to 169,445.71, 254,170.38 and 51,118.08

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Solution

The fourth proportional to 169,445.71, 254,170.38 and 51,118.08 is: 76,677.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,445.71 : 254,170.38 = 51,118.08 : x
  2. Step 2: Convert to fraction form
    169,445.71/254,170.38 = 51,118.08/x
  3. Step 3: Cross multiply
    169,445.71x = 254,170.38 × 51,118.08
  4. Step 4: Simplify right side
    169,445.71x = 12,992,701,818.47
  5. Step 5: Solve for x
    x = 12,992,701,818.47/169,445.71
  6. Step 6: Final answer
    x = 76,677.67

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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.