Home / 117,731.20-176,801.60-62,435.20

Finding the Fourth Proportional to 117,731.20, 176,801.60 and 62,435.20

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Solution

The fourth proportional to 117,731.20, 176,801.60 and 62,435.20 is: 93,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,731.20 : 176,801.60 = 62,435.20 : x
  2. Step 2: Convert to fraction form
    117,731.20/176,801.60 = 62,435.20/x
  3. Step 3: Cross multiply
    117,731.20x = 176,801.60 × 62,435.20
  4. Step 4: Simplify right side
    117,731.20x = 11,038,643,256.32
  5. Step 5: Solve for x
    x = 11,038,643,256.32/117,731.20
  6. Step 6: Final answer
    x = 93,761.41

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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.