Home / 156,677.50-216,006.15-124,519.49

Finding the Fourth Proportional to 156,677.50, 216,006.15 and 124,519.49

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Solution

The fourth proportional to 156,677.50, 216,006.15 and 124,519.49 is: 171,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,677.50 : 216,006.15 = 124,519.49 : x
  2. Step 2: Convert to fraction form
    156,677.50/216,006.15 = 124,519.49/x
  3. Step 3: Cross multiply
    156,677.50x = 216,006.15 × 124,519.49
  4. Step 4: Simplify right side
    156,677.50x = 26,896,975,634.86
  5. Step 5: Solve for x
    x = 26,896,975,634.86/156,677.50
  6. Step 6: Final answer
    x = 171,670.95

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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.