Home / 153,023.60-229,535.40-53,150.60

Finding the Fourth Proportional to 153,023.60, 229,535.40 and 53,150.60

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Solution

The fourth proportional to 153,023.60, 229,535.40 and 53,150.60 is: 79,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,023.60 : 229,535.40 = 53,150.60 : x
  2. Step 2: Convert to fraction form
    153,023.60/229,535.40 = 53,150.60/x
  3. Step 3: Cross multiply
    153,023.60x = 229,535.40 × 53,150.60
  4. Step 4: Simplify right side
    153,023.60x = 12,199,944,231.24
  5. Step 5: Solve for x
    x = 12,199,944,231.24/153,023.60
  6. Step 6: Final answer
    x = 79,725.90

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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.