Home / 110,424.80-165,637.20-40,331.46

Finding the Fourth Proportional to 110,424.80, 165,637.20 and 40,331.46

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Solution

The fourth proportional to 110,424.80, 165,637.20 and 40,331.46 is: 60,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,424.80 : 165,637.20 = 40,331.46 : x
  2. Step 2: Convert to fraction form
    110,424.80/165,637.20 = 40,331.46/x
  3. Step 3: Cross multiply
    110,424.80x = 165,637.20 × 40,331.46
  4. Step 4: Simplify right side
    110,424.80x = 6,680,390,106.31
  5. Step 5: Solve for x
    x = 6,680,390,106.31/110,424.80
  6. Step 6: Final answer
    x = 60,497.19

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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.