Home / 93,549.68-129,061.93-57,677.42

Finding the Fourth Proportional to 93,549.68, 129,061.93 and 57,677.42

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Solution

The fourth proportional to 93,549.68, 129,061.93 and 57,677.42 is: 79,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,549.68 : 129,061.93 = 57,677.42 : x
  2. Step 2: Convert to fraction form
    93,549.68/129,061.93 = 57,677.42/x
  3. Step 3: Cross multiply
    93,549.68x = 129,061.93 × 57,677.42
  4. Step 4: Simplify right side
    93,549.68x = 7,443,958,865.47
  5. Step 5: Solve for x
    x = 7,443,958,865.47/93,549.68
  6. Step 6: Final answer
    x = 79,572.25

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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.