Home / 50,938.53-70,279.38-29,702.76

Finding the Fourth Proportional to 50,938.53, 70,279.38 and 29,702.76

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Solution

The fourth proportional to 50,938.53, 70,279.38 and 29,702.76 is: 40,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938.53 : 70,279.38 = 29,702.76 : x
  2. Step 2: Convert to fraction form
    50,938.53/70,279.38 = 29,702.76/x
  3. Step 3: Cross multiply
    50,938.53x = 70,279.38 × 29,702.76
  4. Step 4: Simplify right side
    50,938.53x = 2,087,491,557.09
  5. Step 5: Solve for x
    x = 2,087,491,557.09/50,938.53
  6. Step 6: Final answer
    x = 40,980.60

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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.