Home / 82,058.70-123,088.08-25,903.19

Finding the Fourth Proportional to 82,058.70, 123,088.08 and 25,903.19

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Solution

The fourth proportional to 82,058.70, 123,088.08 and 25,903.19 is: 38,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,058.70 : 123,088.08 = 25,903.19 : x
  2. Step 2: Convert to fraction form
    82,058.70/123,088.08 = 25,903.19/x
  3. Step 3: Cross multiply
    82,058.70x = 123,088.08 × 25,903.19
  4. Step 4: Simplify right side
    82,058.70x = 3,188,373,307.53
  5. Step 5: Solve for x
    x = 3,188,373,307.53/82,058.70
  6. Step 6: Final answer
    x = 38,854.79

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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.