Home / 74,638.13-103,000.61-41,104.13

Finding the Fourth Proportional to 74,638.13, 103,000.61 and 41,104.13

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Solution

The fourth proportional to 74,638.13, 103,000.61 and 41,104.13 is: 56,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,638.13 : 103,000.61 = 41,104.13 : x
  2. Step 2: Convert to fraction form
    74,638.13/103,000.61 = 41,104.13/x
  3. Step 3: Cross multiply
    74,638.13x = 103,000.61 × 41,104.13
  4. Step 4: Simplify right side
    74,638.13x = 4,233,750,051.28
  5. Step 5: Solve for x
    x = 4,233,750,051.28/74,638.13
  6. Step 6: Final answer
    x = 56,723.69

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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.