Home / 238,219.08-328,678.08-136,223.52

Finding the Fourth Proportional to 238,219.08, 328,678.08 and 136,223.52

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Solution

The fourth proportional to 238,219.08, 328,678.08 and 136,223.52 is: 187,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,219.08 : 328,678.08 = 136,223.52 : x
  2. Step 2: Convert to fraction form
    238,219.08/328,678.08 = 136,223.52/x
  3. Step 3: Cross multiply
    238,219.08x = 328,678.08 × 136,223.52
  4. Step 4: Simplify right side
    238,219.08x = 44,773,685,004.44
  5. Step 5: Solve for x
    x = 44,773,685,004.44/238,219.08
  6. Step 6: Final answer
    x = 187,951.72

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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.