Home / 268,005.26-369,847.89-147,154.30

Finding the Fourth Proportional to 268,005.26, 369,847.89 and 147,154.30

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Solution

The fourth proportional to 268,005.26, 369,847.89 and 147,154.30 is: 203,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,005.26 : 369,847.89 = 147,154.30 : x
  2. Step 2: Convert to fraction form
    268,005.26/369,847.89 = 147,154.30/x
  3. Step 3: Cross multiply
    268,005.26x = 369,847.89 × 147,154.30
  4. Step 4: Simplify right side
    268,005.26x = 54,424,706,434.81
  5. Step 5: Solve for x
    x = 54,424,706,434.81/268,005.26
  6. Step 6: Final answer
    x = 203,073.28

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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.