Home / 93,943.83-129,637.59-53,649.72

Finding the Fourth Proportional to 93,943.83, 129,637.59 and 53,649.72

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Solution

The fourth proportional to 93,943.83, 129,637.59 and 53,649.72 is: 74,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,943.83 : 129,637.59 = 53,649.72 : x
  2. Step 2: Convert to fraction form
    93,943.83/129,637.59 = 53,649.72/x
  3. Step 3: Cross multiply
    93,943.83x = 129,637.59 × 53,649.72
  4. Step 4: Simplify right side
    93,943.83x = 6,955,020,404.97
  5. Step 5: Solve for x
    x = 6,955,020,404.97/93,943.83
  6. Step 6: Final answer
    x = 74,033.82

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1.5x scale

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.