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Finding the Fourth Proportional to 125,719.88, 173,491.90 and 93,598.00

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Solution

The fourth proportional to 125,719.88, 173,491.90 and 93,598.00 is: 129,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,719.88 : 173,491.90 = 93,598.00 : x
  2. Step 2: Convert to fraction form
    125,719.88/173,491.90 = 93,598.00/x
  3. Step 3: Cross multiply
    125,719.88x = 173,491.90 × 93,598.00
  4. Step 4: Simplify right side
    125,719.88x = 16,238,494,188.48
  5. Step 5: Solve for x
    x = 16,238,494,188.48/125,719.88
  6. Step 6: Final answer
    x = 129,164.10

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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.