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Finding the Fourth Proportional to 93,511.88, 129,088.88 and 59,566.91

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Solution

The fourth proportional to 93,511.88, 129,088.88 and 59,566.91 is: 82,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,511.88 : 129,088.88 = 59,566.91 : x
  2. Step 2: Convert to fraction form
    93,511.88/129,088.88 = 59,566.91/x
  3. Step 3: Cross multiply
    93,511.88x = 129,088.88 × 59,566.91
  4. Step 4: Simplify right side
    93,511.88x = 7,689,424,753.68
  5. Step 5: Solve for x
    x = 7,689,424,753.68/93,511.88
  6. Step 6: Final answer
    x = 82,229.39

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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.