Home / 70,189.48-96,859.86-38,359.24

Finding the Fourth Proportional to 70,189.48, 96,859.86 and 38,359.24

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Solution

The fourth proportional to 70,189.48, 96,859.86 and 38,359.24 is: 52,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,189.48 : 96,859.86 = 38,359.24 : x
  2. Step 2: Convert to fraction form
    70,189.48/96,859.86 = 38,359.24/x
  3. Step 3: Cross multiply
    70,189.48x = 96,859.86 × 38,359.24
  4. Step 4: Simplify right side
    70,189.48x = 3,715,470,616.11
  5. Step 5: Solve for x
    x = 3,715,470,616.11/70,189.48
  6. Step 6: Final answer
    x = 52,934.86

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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.