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Finding the Fourth Proportional to 42,316, 58,398.08 and 24,415.04

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Solution

The fourth proportional to 42,316, 58,398.08 and 24,415.04 is: 33,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,316 : 58,398.08 = 24,415.04 : x
  2. Step 2: Convert to fraction form
    42,316/58,398.08 = 24,415.04/x
  3. Step 3: Cross multiply
    42,316x = 58,398.08 × 24,415.04
  4. Step 4: Simplify right side
    42,316x = 1,425,791,459.12
  5. Step 5: Solve for x
    x = 1,425,791,459.12/42,316
  6. Step 6: Final answer
    x = 33,693.91

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Why These Related Problems?

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