Home / 167,852.95-231,685.98-109,718.13

Finding the Fourth Proportional to 167,852.95, 231,685.98 and 109,718.13

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Solution

The fourth proportional to 167,852.95, 231,685.98 and 109,718.13 is: 151,442.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,852.95 : 231,685.98 = 109,718.13 : x
  2. Step 2: Convert to fraction form
    167,852.95/231,685.98 = 109,718.13/x
  3. Step 3: Cross multiply
    167,852.95x = 231,685.98 × 109,718.13
  4. Step 4: Simplify right side
    167,852.95x = 25,420,152,472.82
  5. Step 5: Solve for x
    x = 25,420,152,472.82/167,852.95
  6. Step 6: Final answer
    x = 151,442.99

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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.