Home / 35,947.14-53,872.11-28,158.18

Finding the Fourth Proportional to 35,947.14, 53,872.11 and 28,158.18

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Solution

The fourth proportional to 35,947.14, 53,872.11 and 28,158.18 is: 42,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.14 : 53,872.11 = 28,158.18 : x
  2. Step 2: Convert to fraction form
    35,947.14/53,872.11 = 28,158.18/x
  3. Step 3: Cross multiply
    35,947.14x = 53,872.11 × 28,158.18
  4. Step 4: Simplify right side
    35,947.14x = 1,516,940,570.36
  5. Step 5: Solve for x
    x = 1,516,940,570.36/35,947.14
  6. Step 6: Final answer
    x = 42,199.20

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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.