Home / 58,820.20-88,230.30-31,172.20

Finding the Fourth Proportional to 58,820.20, 88,230.30 and 31,172.20

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Solution

The fourth proportional to 58,820.20, 88,230.30 and 31,172.20 is: 46,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,820.20 : 88,230.30 = 31,172.20 : x
  2. Step 2: Convert to fraction form
    58,820.20/88,230.30 = 31,172.20/x
  3. Step 3: Cross multiply
    58,820.20x = 88,230.30 × 31,172.20
  4. Step 4: Simplify right side
    58,820.20x = 2,750,332,557.66
  5. Step 5: Solve for x
    x = 2,750,332,557.66/58,820.20
  6. Step 6: Final answer
    x = 46,758.30

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1.5x scale

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.