Home / 124,742.40-187,113.60-35,998.80

Finding the Fourth Proportional to 124,742.40, 187,113.60 and 35,998.80

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Solution

The fourth proportional to 124,742.40, 187,113.60 and 35,998.80 is: 53,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,742.40 : 187,113.60 = 35,998.80 : x
  2. Step 2: Convert to fraction form
    124,742.40/187,113.60 = 35,998.80/x
  3. Step 3: Cross multiply
    124,742.40x = 187,113.60 × 35,998.80
  4. Step 4: Simplify right side
    124,742.40x = 6,735,865,063.68
  5. Step 5: Solve for x
    x = 6,735,865,063.68/124,742.40
  6. Step 6: Final answer
    x = 53,998.20

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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.