Home / 238,019.54-328,466.95-136,047.20

Finding the Fourth Proportional to 238,019.54, 328,466.95 and 136,047.20

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Solution

The fourth proportional to 238,019.54, 328,466.95 and 136,047.20 is: 187,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,019.54 : 328,466.95 = 136,047.20 : x
  2. Step 2: Convert to fraction form
    238,019.54/328,466.95 = 136,047.20/x
  3. Step 3: Cross multiply
    238,019.54x = 328,466.95 × 136,047.20
  4. Step 4: Simplify right side
    238,019.54x = 44,687,006,857.59
  5. Step 5: Solve for x
    x = 44,687,006,857.59/238,019.54
  6. Step 6: Final answer
    x = 187,745.12

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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.