Home / 147,284.88-220,962.68-47,454.52

Finding the Fourth Proportional to 147,284.88, 220,962.68 and 47,454.52

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Solution

The fourth proportional to 147,284.88, 220,962.68 and 47,454.52 is: 71,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,284.88 : 220,962.68 = 47,454.52 : x
  2. Step 2: Convert to fraction form
    147,284.88/220,962.68 = 47,454.52/x
  3. Step 3: Cross multiply
    147,284.88x = 220,962.68 × 47,454.52
  4. Step 4: Simplify right side
    147,284.88x = 10,485,677,917.31
  5. Step 5: Solve for x
    x = 10,485,677,917.31/147,284.88
  6. Step 6: Final answer
    x = 71,193.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.