Home / 58,720.28-88,061.36-19,268.04

Finding the Fourth Proportional to 58,720.28, 88,061.36 and 19,268.04

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Solution

The fourth proportional to 58,720.28, 88,061.36 and 19,268.04 is: 28,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,720.28 : 88,061.36 = 19,268.04 : x
  2. Step 2: Convert to fraction form
    58,720.28/88,061.36 = 19,268.04/x
  3. Step 3: Cross multiply
    58,720.28x = 88,061.36 × 19,268.04
  4. Step 4: Simplify right side
    58,720.28x = 1,696,769,806.93
  5. Step 5: Solve for x
    x = 1,696,769,806.93/58,720.28
  6. Step 6: Final answer
    x = 28,895.81

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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.