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Finding the Fourth Proportional to 58,640.04, 88,037.88 and 56,618.28

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Solution

The fourth proportional to 58,640.04, 88,037.88 and 56,618.28 is: 85,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,640.04 : 88,037.88 = 56,618.28 : x
  2. Step 2: Convert to fraction form
    58,640.04/88,037.88 = 56,618.28/x
  3. Step 3: Cross multiply
    58,640.04x = 88,037.88 × 56,618.28
  4. Step 4: Simplify right side
    58,640.04x = 4,984,553,340.45
  5. Step 5: Solve for x
    x = 4,984,553,340.45/58,640.04
  6. Step 6: Final answer
    x = 85,002.56

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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.