Home / 53,729.64-74,143.50-29,854.92

Finding the Fourth Proportional to 53,729.64, 74,143.50 and 29,854.92

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Solution

The fourth proportional to 53,729.64, 74,143.50 and 29,854.92 is: 41,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729.64 : 74,143.50 = 29,854.92 : x
  2. Step 2: Convert to fraction form
    53,729.64/74,143.50 = 29,854.92/x
  3. Step 3: Cross multiply
    53,729.64x = 74,143.50 × 29,854.92
  4. Step 4: Simplify right side
    53,729.64x = 2,213,548,261.02
  5. Step 5: Solve for x
    x = 2,213,548,261.02/53,729.64
  6. Step 6: Final answer
    x = 41,197.90

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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.