Home / 54,331.40-81,497.10-36,616.70

Finding the Fourth Proportional to 54,331.40, 81,497.10 and 36,616.70

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Solution

The fourth proportional to 54,331.40, 81,497.10 and 36,616.70 is: 54,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,331.40 : 81,497.10 = 36,616.70 : x
  2. Step 2: Convert to fraction form
    54,331.40/81,497.10 = 36,616.70/x
  3. Step 3: Cross multiply
    54,331.40x = 81,497.10 × 36,616.70
  4. Step 4: Simplify right side
    54,331.40x = 2,984,154,861.57
  5. Step 5: Solve for x
    x = 2,984,154,861.57/54,331.40
  6. Step 6: Final answer
    x = 54,925.05

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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.