Home / 68,042.48-93,899.12-37,416.11

Finding the Fourth Proportional to 68,042.48, 93,899.12 and 37,416.11

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Solution

The fourth proportional to 68,042.48, 93,899.12 and 37,416.11 is: 51,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,042.48 : 93,899.12 = 37,416.11 : x
  2. Step 2: Convert to fraction form
    68,042.48/93,899.12 = 37,416.11/x
  3. Step 3: Cross multiply
    68,042.48x = 93,899.12 × 37,416.11
  4. Step 4: Simplify right side
    68,042.48x = 3,513,339,146.25
  5. Step 5: Solve for x
    x = 3,513,339,146.25/68,042.48
  6. Step 6: Final answer
    x = 51,634.50

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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.