Home / 40,127.40-60,200.70-19,333.80

Finding the Fourth Proportional to 40,127.40, 60,200.70 and 19,333.80

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Solution

The fourth proportional to 40,127.40, 60,200.70 and 19,333.80 is: 29,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,127.40 : 60,200.70 = 19,333.80 : x
  2. Step 2: Convert to fraction form
    40,127.40/60,200.70 = 19,333.80/x
  3. Step 3: Cross multiply
    40,127.40x = 60,200.70 × 19,333.80
  4. Step 4: Simplify right side
    40,127.40x = 1,163,908,293.66
  5. Step 5: Solve for x
    x = 1,163,908,293.66/40,127.40
  6. Step 6: Final answer
    x = 29,005.33

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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.