Home / 178,543.60-246,397.44-106,909.36

Finding the Fourth Proportional to 178,543.60, 246,397.44 and 106,909.36

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Solution

The fourth proportional to 178,543.60, 246,397.44 and 106,909.36 is: 147,539.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,543.60 : 246,397.44 = 106,909.36 : x
  2. Step 2: Convert to fraction form
    178,543.60/246,397.44 = 106,909.36/x
  3. Step 3: Cross multiply
    178,543.60x = 246,397.44 × 106,909.36
  4. Step 4: Simplify right side
    178,543.60x = 26,342,192,616.04
  5. Step 5: Solve for x
    x = 26,342,192,616.04/178,543.60
  6. Step 6: Final answer
    x = 147,539.27

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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.