Home / 124,553.61-171,882.99-70,838.55

Finding the Fourth Proportional to 124,553.61, 171,882.99 and 70,838.55

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Solution

The fourth proportional to 124,553.61, 171,882.99 and 70,838.55 is: 97,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,553.61 : 171,882.99 = 70,838.55 : x
  2. Step 2: Convert to fraction form
    124,553.61/171,882.99 = 70,838.55/x
  3. Step 3: Cross multiply
    124,553.61x = 171,882.99 × 70,838.55
  4. Step 4: Simplify right side
    124,553.61x = 12,175,941,781.26
  5. Step 5: Solve for x
    x = 12,175,941,781.26/124,553.61
  6. Step 6: Final answer
    x = 97,756.63

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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.