Home / 90,526.48-124,922.84-50,241.92

Finding the Fourth Proportional to 90,526.48, 124,922.84 and 50,241.92

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Solution

The fourth proportional to 90,526.48, 124,922.84 and 50,241.92 is: 69,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.48 : 124,922.84 = 50,241.92 : x
  2. Step 2: Convert to fraction form
    90,526.48/124,922.84 = 50,241.92/x
  3. Step 3: Cross multiply
    90,526.48x = 124,922.84 × 50,241.92
  4. Step 4: Simplify right side
    90,526.48x = 6,276,363,333.45
  5. Step 5: Solve for x
    x = 6,276,363,333.45/90,526.48
  6. Step 6: Final answer
    x = 69,331.79

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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.