Home / 58,726.40-88,132.80-38,998.40

Finding the Fourth Proportional to 58,726.40, 88,132.80 and 38,998.40

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Solution

The fourth proportional to 58,726.40, 88,132.80 and 38,998.40 is: 58,526.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,726.40 : 88,132.80 = 38,998.40 : x
  2. Step 2: Convert to fraction form
    58,726.40/88,132.80 = 38,998.40/x
  3. Step 3: Cross multiply
    58,726.40x = 88,132.80 × 38,998.40
  4. Step 4: Simplify right side
    58,726.40x = 3,437,038,187.52
  5. Step 5: Solve for x
    x = 3,437,038,187.52/58,726.40
  6. Step 6: Final answer
    x = 58,526.29

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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.