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Finding the Fourth Proportional to 70,166.49, 96,932.21 and 60,718.65

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Solution

The fourth proportional to 70,166.49, 96,932.21 and 60,718.65 is: 83,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,166.49 : 96,932.21 = 60,718.65 : x
  2. Step 2: Convert to fraction form
    70,166.49/96,932.21 = 60,718.65/x
  3. Step 3: Cross multiply
    70,166.49x = 96,932.21 × 60,718.65
  4. Step 4: Simplify right side
    70,166.49x = 5,885,592,932.72
  5. Step 5: Solve for x
    x = 5,885,592,932.72/70,166.49
  6. Step 6: Final answer
    x = 83,880.40

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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.