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Finding the Fourth Proportional to 93,396.38, 128,887.03 and 59,862.38

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Solution

The fourth proportional to 93,396.38, 128,887.03 and 59,862.38 is: 82,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,396.38 : 128,887.03 = 59,862.38 : x
  2. Step 2: Convert to fraction form
    93,396.38/128,887.03 = 59,862.38/x
  3. Step 3: Cross multiply
    93,396.38x = 128,887.03 × 59,862.38
  4. Step 4: Simplify right side
    93,396.38x = 7,715,484,366.93
  5. Step 5: Solve for x
    x = 7,715,484,366.93/93,396.38
  6. Step 6: Final answer
    x = 82,610.10

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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.