Home / 110,888.70-152,982.96-68,373.42

Finding the Fourth Proportional to 110,888.70, 152,982.96 and 68,373.42

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Solution

The fourth proportional to 110,888.70, 152,982.96 and 68,373.42 is: 94,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,888.70 : 152,982.96 = 68,373.42 : x
  2. Step 2: Convert to fraction form
    110,888.70/152,982.96 = 68,373.42/x
  3. Step 3: Cross multiply
    110,888.70x = 152,982.96 × 68,373.42
  4. Step 4: Simplify right side
    110,888.70x = 10,459,968,176.92
  5. Step 5: Solve for x
    x = 10,459,968,176.92/110,888.70
  6. Step 6: Final answer
    x = 94,328.53

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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.