Home / 292,337.80-438,430.58-123,771.35

Finding the Fourth Proportional to 292,337.80, 438,430.58 and 123,771.35

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Solution

The fourth proportional to 292,337.80, 438,430.58 and 123,771.35 is: 185,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,337.80 : 438,430.58 = 123,771.35 : x
  2. Step 2: Convert to fraction form
    292,337.80/438,430.58 = 123,771.35/x
  3. Step 3: Cross multiply
    292,337.80x = 438,430.58 × 123,771.35
  4. Step 4: Simplify right side
    292,337.80x = 54,265,145,793.14
  5. Step 5: Solve for x
    x = 54,265,145,793.14/292,337.80
  6. Step 6: Final answer
    x = 185,624.80

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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.