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Finding the Fourth Proportional to 59,524.80, 89,287.20 and 46,387

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Solution

The fourth proportional to 59,524.80, 89,287.20 and 46,387 is: 69,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,524.80 : 89,287.20 = 46,387 : x
  2. Step 2: Convert to fraction form
    59,524.80/89,287.20 = 46,387/x
  3. Step 3: Cross multiply
    59,524.80x = 89,287.20 × 46,387
  4. Step 4: Simplify right side
    59,524.80x = 4,141,765,346.40
  5. Step 5: Solve for x
    x = 4,141,765,346.40/59,524.80
  6. Step 6: Final answer
    x = 69,580.50

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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.