Home / 353,177.60-529,766.40-153,723.20

Finding the Fourth Proportional to 353,177.60, 529,766.40 and 153,723.20

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Solution

The fourth proportional to 353,177.60, 529,766.40 and 153,723.20 is: 230,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,177.60 : 529,766.40 = 153,723.20 : x
  2. Step 2: Convert to fraction form
    353,177.60/529,766.40 = 153,723.20/x
  3. Step 3: Cross multiply
    353,177.60x = 529,766.40 × 153,723.20
  4. Step 4: Simplify right side
    353,177.60x = 81,437,386,260.48
  5. Step 5: Solve for x
    x = 81,437,386,260.48/353,177.60
  6. Step 6: Final answer
    x = 230,584.80

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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.