Home / 268,126.03-369,877.05-171,228.03

Finding the Fourth Proportional to 268,126.03, 369,877.05 and 171,228.03

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Solution

The fourth proportional to 268,126.03, 369,877.05 and 171,228.03 is: 236,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,126.03 : 369,877.05 = 171,228.03 : x
  2. Step 2: Convert to fraction form
    268,126.03/369,877.05 = 171,228.03/x
  3. Step 3: Cross multiply
    268,126.03x = 369,877.05 × 171,228.03
  4. Step 4: Simplify right side
    268,126.03x = 63,333,318,613.71
  5. Step 5: Solve for x
    x = 63,333,318,613.71/268,126.03
  6. Step 6: Final answer
    x = 236,207.27

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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.