Home / 169,389.66-233,758.07-92,909.38

Finding the Fourth Proportional to 169,389.66, 233,758.07 and 92,909.38

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Solution

The fourth proportional to 169,389.66, 233,758.07 and 92,909.38 is: 128,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,389.66 : 233,758.07 = 92,909.38 : x
  2. Step 2: Convert to fraction form
    169,389.66/233,758.07 = 92,909.38/x
  3. Step 3: Cross multiply
    169,389.66x = 233,758.07 × 92,909.38
  4. Step 4: Simplify right side
    169,389.66x = 21,718,316,304.75
  5. Step 5: Solve for x
    x = 21,718,316,304.75/169,389.66
  6. Step 6: Final answer
    x = 128,215.12

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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.