Home / 40,401.70-60,638.55-23,740.90

Finding the Fourth Proportional to 40,401.70, 60,638.55 and 23,740.90

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Solution

The fourth proportional to 40,401.70, 60,638.55 and 23,740.90 is: 35,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.70 : 60,638.55 = 23,740.90 : x
  2. Step 2: Convert to fraction form
    40,401.70/60,638.55 = 23,740.90/x
  3. Step 3: Cross multiply
    40,401.70x = 60,638.55 × 23,740.90
  4. Step 4: Simplify right side
    40,401.70x = 1,439,613,751.70
  5. Step 5: Solve for x
    x = 1,439,613,751.70/40,401.70
  6. Step 6: Final answer
    x = 35,632.50

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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.