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Finding the Fourth Proportional to 174,543.86, 240,896.57 and 106,599.90

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Solution

The fourth proportional to 174,543.86, 240,896.57 and 106,599.90 is: 147,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,543.86 : 240,896.57 = 106,599.90 : x
  2. Step 2: Convert to fraction form
    174,543.86/240,896.57 = 106,599.90/x
  3. Step 3: Cross multiply
    174,543.86x = 240,896.57 × 106,599.90
  4. Step 4: Simplify right side
    174,543.86x = 25,679,549,739.34
  5. Step 5: Solve for x
    x = 25,679,549,739.34/174,543.86
  6. Step 6: Final answer
    x = 147,123.77

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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.