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Finding the Fourth Proportional to 42,870.64, 59,158.20 and 24,005.20

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Solution

The fourth proportional to 42,870.64, 59,158.20 and 24,005.20 is: 33,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,870.64 : 59,158.20 = 24,005.20 : x
  2. Step 2: Convert to fraction form
    42,870.64/59,158.20 = 24,005.20/x
  3. Step 3: Cross multiply
    42,870.64x = 59,158.20 × 24,005.20
  4. Step 4: Simplify right side
    42,870.64x = 1,420,104,422.64
  5. Step 5: Solve for x
    x = 1,420,104,422.64/42,870.64
  6. Step 6: Final answer
    x = 33,125.34

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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.