Home / 114,660.75-158,206.36-69,337.79

Finding the Fourth Proportional to 114,660.75, 158,206.36 and 69,337.79

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Solution

The fourth proportional to 114,660.75, 158,206.36 and 69,337.79 is: 95,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,660.75 : 158,206.36 = 69,337.79 : x
  2. Step 2: Convert to fraction form
    114,660.75/158,206.36 = 69,337.79/x
  3. Step 3: Cross multiply
    114,660.75x = 158,206.36 × 69,337.79
  4. Step 4: Simplify right side
    114,660.75x = 10,969,679,366.34
  5. Step 5: Solve for x
    x = 10,969,679,366.34/114,660.75
  6. Step 6: Final answer
    x = 95,670.74

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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.