Home / 55,366.24-76,417.68-35,219.20

Finding the Fourth Proportional to 55,366.24, 76,417.68 and 35,219.20

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Solution

The fourth proportional to 55,366.24, 76,417.68 and 35,219.20 is: 48,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366.24 : 76,417.68 = 35,219.20 : x
  2. Step 2: Convert to fraction form
    55,366.24/76,417.68 = 35,219.20/x
  3. Step 3: Cross multiply
    55,366.24x = 76,417.68 × 35,219.20
  4. Step 4: Simplify right side
    55,366.24x = 2,691,369,555.46
  5. Step 5: Solve for x
    x = 2,691,369,555.46/55,366.24
  6. Step 6: Final answer
    x = 48,610.30

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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.