Home / 238,228.10-328,690.56-136,232.52

Finding the Fourth Proportional to 238,228.10, 328,690.56 and 136,232.52

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Solution

The fourth proportional to 238,228.10, 328,690.56 and 136,232.52 is: 187,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,228.10 : 328,690.56 = 136,232.52 : x
  2. Step 2: Convert to fraction form
    238,228.10/328,690.56 = 136,232.52/x
  3. Step 3: Cross multiply
    238,228.10x = 328,690.56 × 136,232.52
  4. Step 4: Simplify right side
    238,228.10x = 44,778,343,289.01
  5. Step 5: Solve for x
    x = 44,778,343,289.01/238,228.10
  6. Step 6: Final answer
    x = 187,964.15

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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.