Home / 51,702.89-71,344.95-29,036.72

Finding the Fourth Proportional to 51,702.89, 71,344.95 and 29,036.72

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Solution

The fourth proportional to 51,702.89, 71,344.95 and 29,036.72 is: 40,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,702.89 : 71,344.95 = 29,036.72 : x
  2. Step 2: Convert to fraction form
    51,702.89/71,344.95 = 29,036.72/x
  3. Step 3: Cross multiply
    51,702.89x = 71,344.95 × 29,036.72
  4. Step 4: Simplify right side
    51,702.89x = 2,071,623,336.56
  5. Step 5: Solve for x
    x = 2,071,623,336.56/51,702.89
  6. Step 6: Final answer
    x = 40,067.84

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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.