Home / 157,176.18-235,781.15-67,228.23

Finding the Fourth Proportional to 157,176.18, 235,781.15 and 67,228.23

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Solution

The fourth proportional to 157,176.18, 235,781.15 and 67,228.23 is: 100,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,176.18 : 235,781.15 = 67,228.23 : x
  2. Step 2: Convert to fraction form
    157,176.18/235,781.15 = 67,228.23/x
  3. Step 3: Cross multiply
    157,176.18x = 235,781.15 × 67,228.23
  4. Step 4: Simplify right side
    157,176.18x = 15,851,149,929.90
  5. Step 5: Solve for x
    x = 15,851,149,929.90/157,176.18
  6. Step 6: Final answer
    x = 100,849.57

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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.