Home / 68,365.10-102,547.65-41,984.30

Finding the Fourth Proportional to 68,365.10, 102,547.65 and 41,984.30

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Solution

The fourth proportional to 68,365.10, 102,547.65 and 41,984.30 is: 62,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,365.10 : 102,547.65 = 41,984.30 : x
  2. Step 2: Convert to fraction form
    68,365.10/102,547.65 = 41,984.30/x
  3. Step 3: Cross multiply
    68,365.10x = 102,547.65 × 41,984.30
  4. Step 4: Simplify right side
    68,365.10x = 4,305,391,301.90
  5. Step 5: Solve for x
    x = 4,305,391,301.90/68,365.10
  6. Step 6: Final answer
    x = 62,976.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.