Home / 69,520.17-95,886.88-45,638.13

Finding the Fourth Proportional to 69,520.17, 95,886.88 and 45,638.13

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Solution

The fourth proportional to 69,520.17, 95,886.88 and 45,638.13 is: 62,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,520.17 : 95,886.88 = 45,638.13 : x
  2. Step 2: Convert to fraction form
    69,520.17/95,886.88 = 45,638.13/x
  3. Step 3: Cross multiply
    69,520.17x = 95,886.88 × 45,638.13
  4. Step 4: Simplify right side
    69,520.17x = 4,376,097,780.64
  5. Step 5: Solve for x
    x = 4,376,097,780.64/69,520.17
  6. Step 6: Final answer
    x = 62,947.17

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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.