Home / 157,480.45-236,221.54-39,151.79

Finding the Fourth Proportional to 157,480.45, 236,221.54 and 39,151.79

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Solution

The fourth proportional to 157,480.45, 236,221.54 and 39,151.79 is: 58,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,480.45 : 236,221.54 = 39,151.79 : x
  2. Step 2: Convert to fraction form
    157,480.45/236,221.54 = 39,151.79/x
  3. Step 3: Cross multiply
    157,480.45x = 236,221.54 × 39,151.79
  4. Step 4: Simplify right side
    157,480.45x = 9,248,496,127.56
  5. Step 5: Solve for x
    x = 9,248,496,127.56/157,480.45
  6. Step 6: Final answer
    x = 58,727.90

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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.