Home / 48,285.66-66,634.20-29,422.74

Finding the Fourth Proportional to 48,285.66, 66,634.20 and 29,422.74

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Solution

The fourth proportional to 48,285.66, 66,634.20 and 29,422.74 is: 40,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.66 : 66,634.20 = 29,422.74 : x
  2. Step 2: Convert to fraction form
    48,285.66/66,634.20 = 29,422.74/x
  3. Step 3: Cross multiply
    48,285.66x = 66,634.20 × 29,422.74
  4. Step 4: Simplify right side
    48,285.66x = 1,960,560,741.71
  5. Step 5: Solve for x
    x = 1,960,560,741.71/48,285.66
  6. Step 6: Final answer
    x = 40,603.37

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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.