Home / 70,403.50-97,141.71-41,732.20

Finding the Fourth Proportional to 70,403.50, 97,141.71 and 41,732.20

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Solution

The fourth proportional to 70,403.50, 97,141.71 and 41,732.20 is: 57,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,403.50 : 97,141.71 = 41,732.20 : x
  2. Step 2: Convert to fraction form
    70,403.50/97,141.71 = 41,732.20/x
  3. Step 3: Cross multiply
    70,403.50x = 97,141.71 × 41,732.20
  4. Step 4: Simplify right side
    70,403.50x = 4,053,937,270.06
  5. Step 5: Solve for x
    x = 4,053,937,270.06/70,403.50
  6. Step 6: Final answer
    x = 57,581.47

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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.