Home / 70,537.46-97,340.20-40,324.46

Finding the Fourth Proportional to 70,537.46, 97,340.20 and 40,324.46

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Solution

The fourth proportional to 70,537.46, 97,340.20 and 40,324.46 is: 55,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,537.46 : 97,340.20 = 40,324.46 : x
  2. Step 2: Convert to fraction form
    70,537.46/97,340.20 = 40,324.46/x
  3. Step 3: Cross multiply
    70,537.46x = 97,340.20 × 40,324.46
  4. Step 4: Simplify right side
    70,537.46x = 3,925,190,413.78
  5. Step 5: Solve for x
    x = 3,925,190,413.78/70,537.46
  6. Step 6: Final answer
    x = 55,646.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.