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Finding the Fourth Proportional to 71,484.54, 98,653.08 and 41,275.38

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Solution

The fourth proportional to 71,484.54, 98,653.08 and 41,275.38 is: 56,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,484.54 : 98,653.08 = 41,275.38 : x
  2. Step 2: Convert to fraction form
    71,484.54/98,653.08 = 41,275.38/x
  3. Step 3: Cross multiply
    71,484.54x = 98,653.08 × 41,275.38
  4. Step 4: Simplify right side
    71,484.54x = 4,071,943,365.17
  5. Step 5: Solve for x
    x = 4,071,943,365.17/71,484.54
  6. Step 6: Final answer
    x = 56,962.57

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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.