Home / 89,878.48-124,031.52-49,592.56

Finding the Fourth Proportional to 89,878.48, 124,031.52 and 49,592.56

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Solution

The fourth proportional to 89,878.48, 124,031.52 and 49,592.56 is: 68,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,878.48 : 124,031.52 = 49,592.56 : x
  2. Step 2: Convert to fraction form
    89,878.48/124,031.52 = 49,592.56/x
  3. Step 3: Cross multiply
    89,878.48x = 124,031.52 × 49,592.56
  4. Step 4: Simplify right side
    89,878.48x = 6,151,040,597.49
  5. Step 5: Solve for x
    x = 6,151,040,597.49/89,878.48
  6. Step 6: Final answer
    x = 68,437.30

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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.