Home / 70,162.12-96,841.38-45,055.36

Finding the Fourth Proportional to 70,162.12, 96,841.38 and 45,055.36

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Solution

The fourth proportional to 70,162.12, 96,841.38 and 45,055.36 is: 62,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,162.12 : 96,841.38 = 45,055.36 : x
  2. Step 2: Convert to fraction form
    70,162.12/96,841.38 = 45,055.36/x
  3. Step 3: Cross multiply
    70,162.12x = 96,841.38 × 45,055.36
  4. Step 4: Simplify right side
    70,162.12x = 4,363,223,238.80
  5. Step 5: Solve for x
    x = 4,363,223,238.80/70,162.12
  6. Step 6: Final answer
    x = 62,187.73

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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.