Home / 157,479.45-236,220.04-39,150.79

Finding the Fourth Proportional to 157,479.45, 236,220.04 and 39,150.79

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Solution

The fourth proportional to 157,479.45, 236,220.04 and 39,150.79 is: 58,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,479.45 : 236,220.04 = 39,150.79 : x
  2. Step 2: Convert to fraction form
    157,479.45/236,220.04 = 39,150.79/x
  3. Step 3: Cross multiply
    157,479.45x = 236,220.04 × 39,150.79
  4. Step 4: Simplify right side
    157,479.45x = 9,248,201,621.92
  5. Step 5: Solve for x
    x = 9,248,201,621.92/157,479.45
  6. Step 6: Final answer
    x = 58,726.40

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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.