Home / 55,650.20-83,475.28-13,530.00

Finding the Fourth Proportional to 55,650.20, 83,475.28 and 13,530.00

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Solution

The fourth proportional to 55,650.20, 83,475.28 and 13,530.00 is: 20,295.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650.20 : 83,475.28 = 13,530.00 : x
  2. Step 2: Convert to fraction form
    55,650.20/83,475.28 = 13,530.00/x
  3. Step 3: Cross multiply
    55,650.20x = 83,475.28 × 13,530.00
  4. Step 4: Simplify right side
    55,650.20x = 1,129,420,792.24
  5. Step 5: Solve for x
    x = 1,129,420,792.24/55,650.20
  6. Step 6: Final answer
    x = 20,295.00

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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.