Home / 30,496.15-42,089.10-17,572.91

Finding the Fourth Proportional to 30,496.15, 42,089.10 and 17,572.91

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Solution

The fourth proportional to 30,496.15, 42,089.10 and 17,572.91 is: 24,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496.15 : 42,089.10 = 17,572.91 : x
  2. Step 2: Convert to fraction form
    30,496.15/42,089.10 = 17,572.91/x
  3. Step 3: Cross multiply
    30,496.15x = 42,089.10 × 17,572.91
  4. Step 4: Simplify right side
    30,496.15x = 739,627,966.28
  5. Step 5: Solve for x
    x = 739,627,966.28/30,496.15
  6. Step 6: Final answer
    x = 24,253.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.