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Finding the Fourth Proportional to 70,395.66, 97,149.51 and 43,552.13

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Solution

The fourth proportional to 70,395.66, 97,149.51 and 43,552.13 is: 60,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,395.66 : 97,149.51 = 43,552.13 : x
  2. Step 2: Convert to fraction form
    70,395.66/97,149.51 = 43,552.13/x
  3. Step 3: Cross multiply
    70,395.66x = 97,149.51 × 43,552.13
  4. Step 4: Simplify right side
    70,395.66x = 4,231,067,603.21
  5. Step 5: Solve for x
    x = 4,231,067,603.21/70,395.66
  6. Step 6: Final answer
    x = 60,104.10

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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.