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Finding the Fourth Proportional to 70,959.58, 97,920.20 and 44,101.40

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Solution

The fourth proportional to 70,959.58, 97,920.20 and 44,101.40 is: 60,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,959.58 : 97,920.20 = 44,101.40 : x
  2. Step 2: Convert to fraction form
    70,959.58/97,920.20 = 44,101.40/x
  3. Step 3: Cross multiply
    70,959.58x = 97,920.20 × 44,101.40
  4. Step 4: Simplify right side
    70,959.58x = 4,318,417,908.28
  5. Step 5: Solve for x
    x = 4,318,417,908.28/70,959.58
  6. Step 6: Final answer
    x = 60,857.43

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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.