Home / 70,197.91-96,918.37-62,631.12

Finding the Fourth Proportional to 70,197.91, 96,918.37 and 62,631.12

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Solution

The fourth proportional to 70,197.91, 96,918.37 and 62,631.12 is: 86,471.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,197.91 : 96,918.37 = 62,631.12 : x
  2. Step 2: Convert to fraction form
    70,197.91/96,918.37 = 62,631.12/x
  3. Step 3: Cross multiply
    70,197.91x = 96,918.37 × 62,631.12
  4. Step 4: Simplify right side
    70,197.91x = 6,070,105,723.37
  5. Step 5: Solve for x
    x = 6,070,105,723.37/70,197.91
  6. Step 6: Final answer
    x = 86,471.32

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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.