Home / 252,590.04-378,557.00-102,655.86

Finding the Fourth Proportional to 252,590.04, 378,557.00 and 102,655.86

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Solution

The fourth proportional to 252,590.04, 378,557.00 and 102,655.86 is: 153,850.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,590.04 : 378,557.00 = 102,655.86 : x
  2. Step 2: Convert to fraction form
    252,590.04/378,557.00 = 102,655.86/x
  3. Step 3: Cross multiply
    252,590.04x = 378,557.00 × 102,655.86
  4. Step 4: Simplify right side
    252,590.04x = 38,861,091,987.96
  5. Step 5: Solve for x
    x = 38,861,091,987.96/252,590.04
  6. Step 6: Final answer
    x = 153,850.46

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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.