Home / 114,930.12-158,607.36-69,616.56

Finding the Fourth Proportional to 114,930.12, 158,607.36 and 69,616.56

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Solution

The fourth proportional to 114,930.12, 158,607.36 and 69,616.56 is: 96,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,930.12 : 158,607.36 = 69,616.56 : x
  2. Step 2: Convert to fraction form
    114,930.12/158,607.36 = 69,616.56/x
  3. Step 3: Cross multiply
    114,930.12x = 158,607.36 × 69,616.56
  4. Step 4: Simplify right side
    114,930.12x = 11,041,698,793.88
  5. Step 5: Solve for x
    x = 11,041,698,793.88/114,930.12
  6. Step 6: Final answer
    x = 96,073.15

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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.