Home / 40,069.10-60,133.17-19,009.20

Finding the Fourth Proportional to 40,069.10, 60,133.17 and 19,009.20

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Solution

The fourth proportional to 40,069.10, 60,133.17 and 19,009.20 is: 28,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.10 : 60,133.17 = 19,009.20 : x
  2. Step 2: Convert to fraction form
    40,069.10/60,133.17 = 19,009.20/x
  3. Step 3: Cross multiply
    40,069.10x = 60,133.17 × 19,009.20
  4. Step 4: Simplify right side
    40,069.10x = 1,143,083,455.16
  5. Step 5: Solve for x
    x = 1,143,083,455.16/40,069.10
  6. Step 6: Final answer
    x = 28,527.81

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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.