Home / 54,762.64-75,572.34-29,612.20

Finding the Fourth Proportional to 54,762.64, 75,572.34 and 29,612.20

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Solution

The fourth proportional to 54,762.64, 75,572.34 and 29,612.20 is: 40,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,762.64 : 75,572.34 = 29,612.20 : x
  2. Step 2: Convert to fraction form
    54,762.64/75,572.34 = 29,612.20/x
  3. Step 3: Cross multiply
    54,762.64x = 75,572.34 × 29,612.20
  4. Step 4: Simplify right side
    54,762.64x = 2,237,863,246.55
  5. Step 5: Solve for x
    x = 2,237,863,246.55/54,762.64
  6. Step 6: Final answer
    x = 40,864.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.