Home / 47,272.95-65,253.38-42,228.41

Finding the Fourth Proportional to 47,272.95, 65,253.38 and 42,228.41

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Solution

The fourth proportional to 47,272.95, 65,253.38 and 42,228.41 is: 58,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,272.95 : 65,253.38 = 42,228.41 : x
  2. Step 2: Convert to fraction form
    47,272.95/65,253.38 = 42,228.41/x
  3. Step 3: Cross multiply
    47,272.95x = 65,253.38 × 42,228.41
  4. Step 4: Simplify right side
    47,272.95x = 2,755,545,947.12
  5. Step 5: Solve for x
    x = 2,755,545,947.12/47,272.95
  6. Step 6: Final answer
    x = 58,290.12

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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.