Home / 89,937.24-124,114.40-49,651.03

Finding the Fourth Proportional to 89,937.24, 124,114.40 and 49,651.03

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Solution

The fourth proportional to 89,937.24, 124,114.40 and 49,651.03 is: 68,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,937.24 : 124,114.40 = 49,651.03 : x
  2. Step 2: Convert to fraction form
    89,937.24/124,114.40 = 49,651.03/x
  3. Step 3: Cross multiply
    89,937.24x = 124,114.40 × 49,651.03
  4. Step 4: Simplify right side
    89,937.24x = 6,162,407,797.83
  5. Step 5: Solve for x
    x = 6,162,407,797.83/89,937.24
  6. Step 6: Final answer
    x = 68,518.98

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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.