Home / 89,923.68-124,087.68-52,200.72

Finding the Fourth Proportional to 89,923.68, 124,087.68 and 52,200.72

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Solution

The fourth proportional to 89,923.68, 124,087.68 and 52,200.72 is: 72,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,923.68 : 124,087.68 = 52,200.72 : x
  2. Step 2: Convert to fraction form
    89,923.68/124,087.68 = 52,200.72/x
  3. Step 3: Cross multiply
    89,923.68x = 124,087.68 × 52,200.72
  4. Step 4: Simplify right side
    89,923.68x = 6,477,466,239.13
  5. Step 5: Solve for x
    x = 6,477,466,239.13/89,923.68
  6. Step 6: Final answer
    x = 72,032.93

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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.