Home / 83,342.36-115,008.04-45,609.32

Finding the Fourth Proportional to 83,342.36, 115,008.04 and 45,609.32

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Solution

The fourth proportional to 83,342.36, 115,008.04 and 45,609.32 is: 62,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,342.36 : 115,008.04 = 45,609.32 : x
  2. Step 2: Convert to fraction form
    83,342.36/115,008.04 = 45,609.32/x
  3. Step 3: Cross multiply
    83,342.36x = 115,008.04 × 45,609.32
  4. Step 4: Simplify right side
    83,342.36x = 5,245,438,498.93
  5. Step 5: Solve for x
    x = 5,245,438,498.93/83,342.36
  6. Step 6: Final answer
    x = 62,938.44

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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.