Home / 53,489.61-73,816.25-29,616.72

Finding the Fourth Proportional to 53,489.61, 73,816.25 and 29,616.72

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Solution

The fourth proportional to 53,489.61, 73,816.25 and 29,616.72 is: 40,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.61 : 73,816.25 = 29,616.72 : x
  2. Step 2: Convert to fraction form
    53,489.61/73,816.25 = 29,616.72/x
  3. Step 3: Cross multiply
    53,489.61x = 73,816.25 × 29,616.72
  4. Step 4: Simplify right side
    53,489.61x = 2,186,195,059.62
  5. Step 5: Solve for x
    x = 2,186,195,059.62/53,489.61
  6. Step 6: Final answer
    x = 40,871.40

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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.