Home / 70,968.71-97,933.51-40,732.75

Finding the Fourth Proportional to 70,968.71, 97,933.51 and 40,732.75

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Solution

The fourth proportional to 70,968.71, 97,933.51 and 40,732.75 is: 56,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968.71 : 97,933.51 = 40,732.75 : x
  2. Step 2: Convert to fraction form
    70,968.71/97,933.51 = 40,732.75/x
  3. Step 3: Cross multiply
    70,968.71x = 97,933.51 × 40,732.75
  4. Step 4: Simplify right side
    70,968.71x = 3,989,100,689.78
  5. Step 5: Solve for x
    x = 3,989,100,689.78/70,968.71
  6. Step 6: Final answer
    x = 56,209.29

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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.