Home / 52,741.13-79,111.69-15,805.13

Finding the Fourth Proportional to 52,741.13, 79,111.69 and 15,805.13

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Solution

The fourth proportional to 52,741.13, 79,111.69 and 15,805.13 is: 23,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.13 : 79,111.69 = 15,805.13 : x
  2. Step 2: Convert to fraction form
    52,741.13/79,111.69 = 15,805.13/x
  3. Step 3: Cross multiply
    52,741.13x = 79,111.69 × 15,805.13
  4. Step 4: Simplify right side
    52,741.13x = 1,250,370,109.90
  5. Step 5: Solve for x
    x = 1,250,370,109.90/52,741.13
  6. Step 6: Final answer
    x = 23,707.69

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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.