Home / 58,801.10-81,145.67-31,943.39

Finding the Fourth Proportional to 58,801.10, 81,145.67 and 31,943.39

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Solution

The fourth proportional to 58,801.10, 81,145.67 and 31,943.39 is: 44,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.10 : 81,145.67 = 31,943.39 : x
  2. Step 2: Convert to fraction form
    58,801.10/81,145.67 = 31,943.39/x
  3. Step 3: Cross multiply
    58,801.10x = 81,145.67 × 31,943.39
  4. Step 4: Simplify right side
    58,801.10x = 2,592,067,218.18
  5. Step 5: Solve for x
    x = 2,592,067,218.18/58,801.10
  6. Step 6: Final answer
    x = 44,081.95

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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.