Home / 195,115.15-292,668.15-89,934.12

Finding the Fourth Proportional to 195,115.15, 292,668.15 and 89,934.12

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Solution

The fourth proportional to 195,115.15, 292,668.15 and 89,934.12 is: 134,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,115.15 : 292,668.15 = 89,934.12 : x
  2. Step 2: Convert to fraction form
    195,115.15/292,668.15 = 89,934.12/x
  3. Step 3: Cross multiply
    195,115.15x = 292,668.15 × 89,934.12
  4. Step 4: Simplify right side
    195,115.15x = 26,320,852,522.28
  5. Step 5: Solve for x
    x = 26,320,852,522.28/195,115.15
  6. Step 6: Final answer
    x = 134,899.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.