Home / 93,557.76-129,073.05-57,685.49

Finding the Fourth Proportional to 93,557.76, 129,073.05 and 57,685.49

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Solution

The fourth proportional to 93,557.76, 129,073.05 and 57,685.49 is: 79,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,557.76 : 129,073.05 = 57,685.49 : x
  2. Step 2: Convert to fraction form
    93,557.76/129,073.05 = 57,685.49/x
  3. Step 3: Cross multiply
    93,557.76x = 129,073.05 × 57,685.49
  4. Step 4: Simplify right side
    93,557.76x = 7,445,642,135.04
  5. Step 5: Solve for x
    x = 7,445,642,135.04/93,557.76
  6. Step 6: Final answer
    x = 79,583.37

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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.