Home / 58,726.13-88,102.15-21,790.13

Finding the Fourth Proportional to 58,726.13, 88,102.15 and 21,790.13

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Solution

The fourth proportional to 58,726.13, 88,102.15 and 21,790.13 is: 32,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,726.13 : 88,102.15 = 21,790.13 : x
  2. Step 2: Convert to fraction form
    58,726.13/88,102.15 = 21,790.13/x
  3. Step 3: Cross multiply
    58,726.13x = 88,102.15 × 21,790.13
  4. Step 4: Simplify right side
    58,726.13x = 1,919,756,806.79
  5. Step 5: Solve for x
    x = 1,919,756,806.79/58,726.13
  6. Step 6: Final answer
    x = 32,690.00

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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.