Home / 167,712.40-251,050.20-97,382.80

Finding the Fourth Proportional to 167,712.40, 251,050.20 and 97,382.80

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Solution

The fourth proportional to 167,712.40, 251,050.20 and 97,382.80 is: 145,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,712.40 : 251,050.20 = 97,382.80 : x
  2. Step 2: Convert to fraction form
    167,712.40/251,050.20 = 97,382.80/x
  3. Step 3: Cross multiply
    167,712.40x = 251,050.20 × 97,382.80
  4. Step 4: Simplify right side
    167,712.40x = 24,447,971,416.56
  5. Step 5: Solve for x
    x = 24,447,971,416.56/167,712.40
  6. Step 6: Final answer
    x = 145,773.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.