Home / 40,686.26-60,946.23-30,168.14

Finding the Fourth Proportional to 40,686.26, 60,946.23 and 30,168.14

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Solution

The fourth proportional to 40,686.26, 60,946.23 and 30,168.14 is: 45,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,686.26 : 60,946.23 = 30,168.14 : x
  2. Step 2: Convert to fraction form
    40,686.26/60,946.23 = 30,168.14/x
  3. Step 3: Cross multiply
    40,686.26x = 60,946.23 × 30,168.14
  4. Step 4: Simplify right side
    40,686.26x = 1,838,634,399.11
  5. Step 5: Solve for x
    x = 1,838,634,399.11/40,686.26
  6. Step 6: Final answer
    x = 45,190.55

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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.