Home / 70,023.40-96,632.23-38,192.20

Finding the Fourth Proportional to 70,023.40, 96,632.23 and 38,192.20

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Solution

The fourth proportional to 70,023.40, 96,632.23 and 38,192.20 is: 52,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023.40 : 96,632.23 = 38,192.20 : x
  2. Step 2: Convert to fraction form
    70,023.40/96,632.23 = 38,192.20/x
  3. Step 3: Cross multiply
    70,023.40x = 96,632.23 × 38,192.20
  4. Step 4: Simplify right side
    70,023.40x = 3,690,596,780.48
  5. Step 5: Solve for x
    x = 3,690,596,780.48/70,023.40
  6. Step 6: Final answer
    x = 52,705.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.