Home / 68,315.07-94,272.48-37,689.39

Finding the Fourth Proportional to 68,315.07, 94,272.48 and 37,689.39

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Solution

The fourth proportional to 68,315.07, 94,272.48 and 37,689.39 is: 52,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,315.07 : 94,272.48 = 37,689.39 : x
  2. Step 2: Convert to fraction form
    68,315.07/94,272.48 = 37,689.39/x
  3. Step 3: Cross multiply
    68,315.07x = 94,272.48 × 37,689.39
  4. Step 4: Simplify right side
    68,315.07x = 3,553,071,793.62
  5. Step 5: Solve for x
    x = 3,553,071,793.62/68,315.07
  6. Step 6: Final answer
    x = 52,010.08

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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.