Home / 55,275.04-76,259.28-35,414.56

Finding the Fourth Proportional to 55,275.04, 76,259.28 and 35,414.56

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Solution

The fourth proportional to 55,275.04, 76,259.28 and 35,414.56 is: 48,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,275.04 : 76,259.28 = 35,414.56 : x
  2. Step 2: Convert to fraction form
    55,275.04/76,259.28 = 35,414.56/x
  3. Step 3: Cross multiply
    55,275.04x = 76,259.28 × 35,414.56
  4. Step 4: Simplify right side
    55,275.04x = 2,700,688,847.12
  5. Step 5: Solve for x
    x = 2,700,688,847.12/55,275.04
  6. Step 6: Final answer
    x = 48,859.10

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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.