Home / 153,769.12-230,584.42-64,976.92

Finding the Fourth Proportional to 153,769.12, 230,584.42 and 64,976.92

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Solution

The fourth proportional to 153,769.12, 230,584.42 and 64,976.92 is: 97,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,769.12 : 230,584.42 = 64,976.92 : x
  2. Step 2: Convert to fraction form
    153,769.12/230,584.42 = 64,976.92/x
  3. Step 3: Cross multiply
    153,769.12x = 230,584.42 × 64,976.92
  4. Step 4: Simplify right side
    153,769.12x = 14,982,665,411.59
  5. Step 5: Solve for x
    x = 14,982,665,411.59/153,769.12
  6. Step 6: Final answer
    x = 97,436.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.