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Finding the Fourth Proportional to 59,585.08, 89,334.32 and 27,978.87

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Solution

The fourth proportional to 59,585.08, 89,334.32 and 27,978.87 is: 41,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,585.08 : 89,334.32 = 27,978.87 : x
  2. Step 2: Convert to fraction form
    59,585.08/89,334.32 = 27,978.87/x
  3. Step 3: Cross multiply
    59,585.08x = 89,334.32 × 27,978.87
  4. Step 4: Simplify right side
    59,585.08x = 2,499,473,097.11
  5. Step 5: Solve for x
    x = 2,499,473,097.11/59,585.08
  6. Step 6: Final answer
    x = 41,947.97

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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.