Home / 53,815.10-74,268.38-29,941.82

Finding the Fourth Proportional to 53,815.10, 74,268.38 and 29,941.82

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Solution

The fourth proportional to 53,815.10, 74,268.38 and 29,941.82 is: 41,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815.10 : 74,268.38 = 29,941.82 : x
  2. Step 2: Convert to fraction form
    53,815.10/74,268.38 = 29,941.82/x
  3. Step 3: Cross multiply
    53,815.10x = 74,268.38 × 29,941.82
  4. Step 4: Simplify right side
    53,815.10x = 2,223,730,726.18
  5. Step 5: Solve for x
    x = 2,223,730,726.18/53,815.10
  6. Step 6: Final answer
    x = 41,321.69

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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.