Home / 40,402.40-60,520.16-23,712.21

Finding the Fourth Proportional to 40,402.40, 60,520.16 and 23,712.21

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Solution

The fourth proportional to 40,402.40, 60,520.16 and 23,712.21 is: 35,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.40 : 60,520.16 = 23,712.21 : x
  2. Step 2: Convert to fraction form
    40,402.40/60,520.16 = 23,712.21/x
  3. Step 3: Cross multiply
    40,402.40x = 60,520.16 × 23,712.21
  4. Step 4: Simplify right side
    40,402.40x = 1,435,066,802.43
  5. Step 5: Solve for x
    x = 1,435,066,802.43/40,402.40
  6. Step 6: Final answer
    x = 35,519.35

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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.