Home / 35,701.65-53,501.18-20,086.29

Finding the Fourth Proportional to 35,701.65, 53,501.18 and 20,086.29

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Solution

The fourth proportional to 35,701.65, 53,501.18 and 20,086.29 is: 30,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,701.65 : 53,501.18 = 20,086.29 : x
  2. Step 2: Convert to fraction form
    35,701.65/53,501.18 = 20,086.29/x
  3. Step 3: Cross multiply
    35,701.65x = 53,501.18 × 20,086.29
  4. Step 4: Simplify right side
    35,701.65x = 1,074,640,116.39
  5. Step 5: Solve for x
    x = 1,074,640,116.39/35,701.65
  6. Step 6: Final answer
    x = 30,100.57

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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.