Home / 92,433.17-127,557.78-49,991.69

Finding the Fourth Proportional to 92,433.17, 127,557.78 and 49,991.69

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Solution

The fourth proportional to 92,433.17, 127,557.78 and 49,991.69 is: 68,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,433.17 : 127,557.78 = 49,991.69 : x
  2. Step 2: Convert to fraction form
    92,433.17/127,557.78 = 49,991.69/x
  3. Step 3: Cross multiply
    92,433.17x = 127,557.78 × 49,991.69
  4. Step 4: Simplify right side
    92,433.17x = 6,376,828,994.85
  5. Step 5: Solve for x
    x = 6,376,828,994.85/92,433.17
  6. Step 6: Final answer
    x = 68,988.54

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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.