Home / 48,723.92-73,088.72-13,666.32

Finding the Fourth Proportional to 48,723.92, 73,088.72 and 13,666.32

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Solution

The fourth proportional to 48,723.92, 73,088.72 and 13,666.32 is: 20,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.92 : 73,088.72 = 13,666.32 : x
  2. Step 2: Convert to fraction form
    48,723.92/73,088.72 = 13,666.32/x
  3. Step 3: Cross multiply
    48,723.92x = 73,088.72 × 13,666.32
  4. Step 4: Simplify right side
    48,723.92x = 998,853,835.91
  5. Step 5: Solve for x
    x = 998,853,835.91/48,723.92
  6. Step 6: Final answer
    x = 20,500.28

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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.