Home / 40,083.27-60,123.18-10,500.45

Finding the Fourth Proportional to 40,083.27, 60,123.18 and 10,500.45

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Solution

The fourth proportional to 40,083.27, 60,123.18 and 10,500.45 is: 15,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,083.27 : 60,123.18 = 10,500.45 : x
  2. Step 2: Convert to fraction form
    40,083.27/60,123.18 = 10,500.45/x
  3. Step 3: Cross multiply
    40,083.27x = 60,123.18 × 10,500.45
  4. Step 4: Simplify right side
    40,083.27x = 631,320,445.43
  5. Step 5: Solve for x
    x = 631,320,445.43/40,083.27
  6. Step 6: Final answer
    x = 15,750.22

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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.