Home / 59,108.10-81,551.41-38,957.74

Finding the Fourth Proportional to 59,108.10, 81,551.41 and 38,957.74

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Solution

The fourth proportional to 59,108.10, 81,551.41 and 38,957.74 is: 53,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,108.10 : 81,551.41 = 38,957.74 : x
  2. Step 2: Convert to fraction form
    59,108.10/81,551.41 = 38,957.74/x
  3. Step 3: Cross multiply
    59,108.10x = 81,551.41 × 38,957.74
  4. Step 4: Simplify right side
    59,108.10x = 3,177,058,627.41
  5. Step 5: Solve for x
    x = 3,177,058,627.41/59,108.10
  6. Step 6: Final answer
    x = 53,749.97

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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.