Home / 39,152.68-54,030.69-22,156.56

Finding the Fourth Proportional to 39,152.68, 54,030.69 and 22,156.56

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Solution

The fourth proportional to 39,152.68, 54,030.69 and 22,156.56 is: 30,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152.68 : 54,030.69 = 22,156.56 : x
  2. Step 2: Convert to fraction form
    39,152.68/54,030.69 = 22,156.56/x
  3. Step 3: Cross multiply
    39,152.68x = 54,030.69 × 22,156.56
  4. Step 4: Simplify right side
    39,152.68x = 1,197,134,224.83
  5. Step 5: Solve for x
    x = 1,197,134,224.83/39,152.68
  6. Step 6: Final answer
    x = 30,576.05

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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.