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Finding the Fourth Proportional to 70,689.97, 97,513.23 and 44,801.16

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Solution

The fourth proportional to 70,689.97, 97,513.23 and 44,801.16 is: 61,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,689.97 : 97,513.23 = 44,801.16 : x
  2. Step 2: Convert to fraction form
    70,689.97/97,513.23 = 44,801.16/x
  3. Step 3: Cross multiply
    70,689.97x = 97,513.23 × 44,801.16
  4. Step 4: Simplify right side
    70,689.97x = 4,368,705,819.35
  5. Step 5: Solve for x
    x = 4,368,705,819.35/70,689.97
  6. Step 6: Final answer
    x = 61,800.93

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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.