Home / 166,738.65-230,232.02-153,987.18

Finding the Fourth Proportional to 166,738.65, 230,232.02 and 153,987.18

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Solution

The fourth proportional to 166,738.65, 230,232.02 and 153,987.18 is: 212,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,738.65 : 230,232.02 = 153,987.18 : x
  2. Step 2: Convert to fraction form
    166,738.65/230,232.02 = 153,987.18/x
  3. Step 3: Cross multiply
    166,738.65x = 230,232.02 × 153,987.18
  4. Step 4: Simplify right side
    166,738.65x = 35,452,778,738.38
  5. Step 5: Solve for x
    x = 35,452,778,738.38/166,738.65
  6. Step 6: Final answer
    x = 212,624.84

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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.