Home / 248,531.91-342,983.75-141,111.95

Finding the Fourth Proportional to 248,531.91, 342,983.75 and 141,111.95

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Solution

The fourth proportional to 248,531.91, 342,983.75 and 141,111.95 is: 194,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,531.91 : 342,983.75 = 141,111.95 : x
  2. Step 2: Convert to fraction form
    248,531.91/342,983.75 = 141,111.95/x
  3. Step 3: Cross multiply
    248,531.91x = 342,983.75 × 141,111.95
  4. Step 4: Simplify right side
    248,531.91x = 48,399,105,780.81
  5. Step 5: Solve for x
    x = 48,399,105,780.81/248,531.91
  6. Step 6: Final answer
    x = 194,740.01

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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.