Home / 54,459.06-75,155.18-30,586.24

Finding the Fourth Proportional to 54,459.06, 75,155.18 and 30,586.24

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Solution

The fourth proportional to 54,459.06, 75,155.18 and 30,586.24 is: 42,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459.06 : 75,155.18 = 30,586.24 : x
  2. Step 2: Convert to fraction form
    54,459.06/75,155.18 = 30,586.24/x
  3. Step 3: Cross multiply
    54,459.06x = 75,155.18 × 30,586.24
  4. Step 4: Simplify right side
    54,459.06x = 2,298,714,372.72
  5. Step 5: Solve for x
    x = 2,298,714,372.72/54,459.06
  6. Step 6: Final answer
    x = 42,209.95

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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.