Home / 92,423.17-127,543.98-49,981.69

Finding the Fourth Proportional to 92,423.17, 127,543.98 and 49,981.69

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Solution

The fourth proportional to 92,423.17, 127,543.98 and 49,981.69 is: 68,974.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,423.17 : 127,543.98 = 49,981.69 : x
  2. Step 2: Convert to fraction form
    92,423.17/127,543.98 = 49,981.69/x
  3. Step 3: Cross multiply
    92,423.17x = 127,543.98 × 49,981.69
  4. Step 4: Simplify right side
    92,423.17x = 6,374,863,669.73
  5. Step 5: Solve for x
    x = 6,374,863,669.73/92,423.17
  6. Step 6: Final answer
    x = 68,974.74

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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.