Home / 167,263.07-230,718.05-99,231.89

Finding the Fourth Proportional to 167,263.07, 230,718.05 and 99,231.89

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Solution

The fourth proportional to 167,263.07, 230,718.05 and 99,231.89 is: 136,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,263.07 : 230,718.05 = 99,231.89 : x
  2. Step 2: Convert to fraction form
    167,263.07/230,718.05 = 99,231.89/x
  3. Step 3: Cross multiply
    167,263.07x = 230,718.05 × 99,231.89
  4. Step 4: Simplify right side
    167,263.07x = 22,894,586,508.86
  5. Step 5: Solve for x
    x = 22,894,586,508.86/167,263.07
  6. Step 6: Final answer
    x = 136,877.72

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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.