Home / 153,023.40-229,535.28-47,842.92

Finding the Fourth Proportional to 153,023.40, 229,535.28 and 47,842.92

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Solution

The fourth proportional to 153,023.40, 229,535.28 and 47,842.92 is: 71,764.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,023.40 : 229,535.28 = 47,842.92 : x
  2. Step 2: Convert to fraction form
    153,023.40/229,535.28 = 47,842.92/x
  3. Step 3: Cross multiply
    153,023.40x = 229,535.28 × 47,842.92
  4. Step 4: Simplify right side
    153,023.40x = 10,981,638,038.22
  5. Step 5: Solve for x
    x = 10,981,638,038.22/153,023.40
  6. Step 6: Final answer
    x = 71,764.44

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1.5x scale

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.