Home / 167,182.89-230,678.28-99,170.07

Finding the Fourth Proportional to 167,182.89, 230,678.28 and 99,170.07

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Solution

The fourth proportional to 167,182.89, 230,678.28 and 99,170.07 is: 136,834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,182.89 : 230,678.28 = 99,170.07 : x
  2. Step 2: Convert to fraction form
    167,182.89/230,678.28 = 99,170.07/x
  3. Step 3: Cross multiply
    167,182.89x = 230,678.28 × 99,170.07
  4. Step 4: Simplify right side
    167,182.89x = 22,876,381,175.08
  5. Step 5: Solve for x
    x = 22,876,381,175.08/167,182.89
  6. Step 6: Final answer
    x = 136,834.46

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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.