Home / 90,253.91-124,551.38-49,968.34

Finding the Fourth Proportional to 90,253.91, 124,551.38 and 49,968.34

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Solution

The fourth proportional to 90,253.91, 124,551.38 and 49,968.34 is: 68,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,253.91 : 124,551.38 = 49,968.34 : x
  2. Step 2: Convert to fraction form
    90,253.91/124,551.38 = 49,968.34/x
  3. Step 3: Cross multiply
    90,253.91x = 124,551.38 × 49,968.34
  4. Step 4: Simplify right side
    90,253.91x = 6,223,625,703.31
  5. Step 5: Solve for x
    x = 6,223,625,703.31/90,253.91
  6. Step 6: Final answer
    x = 68,956.85

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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.