Home / 90,532.80-124,950.24-52,807.02

Finding the Fourth Proportional to 90,532.80, 124,950.24 and 52,807.02

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Solution

The fourth proportional to 90,532.80, 124,950.24 and 52,807.02 is: 72,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,532.80 : 124,950.24 = 52,807.02 : x
  2. Step 2: Convert to fraction form
    90,532.80/124,950.24 = 52,807.02/x
  3. Step 3: Cross multiply
    90,532.80x = 124,950.24 × 52,807.02
  4. Step 4: Simplify right side
    90,532.80x = 6,598,249,822.68
  5. Step 5: Solve for x
    x = 6,598,249,822.68/90,532.80
  6. Step 6: Final answer
    x = 72,882.42

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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.