Home / 268,302.11-370,241.89-160,818.35

Finding the Fourth Proportional to 268,302.11, 370,241.89 and 160,818.35

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Solution

The fourth proportional to 268,302.11, 370,241.89 and 160,818.35 is: 221,920.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,302.11 : 370,241.89 = 160,818.35 : x
  2. Step 2: Convert to fraction form
    268,302.11/370,241.89 = 160,818.35/x
  3. Step 3: Cross multiply
    268,302.11x = 370,241.89 × 160,818.35
  4. Step 4: Simplify right side
    268,302.11x = 59,541,687,597.43
  5. Step 5: Solve for x
    x = 59,541,687,597.43/268,302.11
  6. Step 6: Final answer
    x = 221,920.31

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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.