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Finding the Fourth Proportional to 58,814.31, 88,171.88 and 25,509.30

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Solution

The fourth proportional to 58,814.31, 88,171.88 and 25,509.30 is: 38,242.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,814.31 : 88,171.88 = 25,509.30 : x
  2. Step 2: Convert to fraction form
    58,814.31/88,171.88 = 25,509.30/x
  3. Step 3: Cross multiply
    58,814.31x = 88,171.88 × 25,509.30
  4. Step 4: Simplify right side
    58,814.31x = 2,249,202,810.94
  5. Step 5: Solve for x
    x = 2,249,202,810.94/58,814.31
  6. Step 6: Final answer
    x = 38,242.44

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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.