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Finding the Fourth Proportional to 112,635.92, 168,836.76 and 59,352.08

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Solution

The fourth proportional to 112,635.92, 168,836.76 and 59,352.08 is: 88,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,635.92 : 168,836.76 = 59,352.08 : x
  2. Step 2: Convert to fraction form
    112,635.92/168,836.76 = 59,352.08/x
  3. Step 3: Cross multiply
    112,635.92x = 168,836.76 × 59,352.08
  4. Step 4: Simplify right side
    112,635.92x = 10,020,812,886.46
  5. Step 5: Solve for x
    x = 10,020,812,886.46/112,635.92
  6. Step 6: Final answer
    x = 88,966.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.