Home / 238,297.11-328,767.79-152,306.42

Finding the Fourth Proportional to 238,297.11, 328,767.79 and 152,306.42

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Solution

The fourth proportional to 238,297.11, 328,767.79 and 152,306.42 is: 210,130.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,297.11 : 328,767.79 = 152,306.42 : x
  2. Step 2: Convert to fraction form
    238,297.11/328,767.79 = 152,306.42/x
  3. Step 3: Cross multiply
    238,297.11x = 328,767.79 × 152,306.42
  4. Step 4: Simplify right side
    238,297.11x = 50,073,445,106.21
  5. Step 5: Solve for x
    x = 50,073,445,106.21/238,297.11
  6. Step 6: Final answer
    x = 210,130.31

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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.