Home / 90,299.04-124,620.24-52,575.84

Finding the Fourth Proportional to 90,299.04, 124,620.24 and 52,575.84

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Solution

The fourth proportional to 90,299.04, 124,620.24 and 52,575.84 is: 72,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,299.04 : 124,620.24 = 52,575.84 : x
  2. Step 2: Convert to fraction form
    90,299.04/124,620.24 = 52,575.84/x
  3. Step 3: Cross multiply
    90,299.04x = 124,620.24 × 52,575.84
  4. Step 4: Simplify right side
    90,299.04x = 6,552,013,799.00
  5. Step 5: Solve for x
    x = 6,552,013,799.00/90,299.04
  6. Step 6: Final answer
    x = 72,559.06

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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.