Home / 51,732.32-77,445.38-31,947.26

Finding the Fourth Proportional to 51,732.32, 77,445.38 and 31,947.26

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Solution

The fourth proportional to 51,732.32, 77,445.38 and 31,947.26 is: 47,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732.32 : 77,445.38 = 31,947.26 : x
  2. Step 2: Convert to fraction form
    51,732.32/77,445.38 = 31,947.26/x
  3. Step 3: Cross multiply
    51,732.32x = 77,445.38 × 31,947.26
  4. Step 4: Simplify right side
    51,732.32x = 2,474,167,690.66
  5. Step 5: Solve for x
    x = 2,474,167,690.66/51,732.32
  6. Step 6: Final answer
    x = 47,826.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.