Home / 238,256.30-328,823.31-136,267.62

Finding the Fourth Proportional to 238,256.30, 328,823.31 and 136,267.62

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Solution

The fourth proportional to 238,256.30, 328,823.31 and 136,267.62 is: 188,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,256.30 : 328,823.31 = 136,267.62 : x
  2. Step 2: Convert to fraction form
    238,256.30/328,823.31 = 136,267.62/x
  3. Step 3: Cross multiply
    238,256.30x = 328,823.31 × 136,267.62
  4. Step 4: Simplify right side
    238,256.30x = 44,807,969,132.14
  5. Step 5: Solve for x
    x = 44,807,969,132.14/238,256.30
  6. Step 6: Final answer
    x = 188,066.25

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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.