Home / 45,821.28-63,232.56-25,678.08

Finding the Fourth Proportional to 45,821.28, 63,232.56 and 25,678.08

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Solution

The fourth proportional to 45,821.28, 63,232.56 and 25,678.08 is: 35,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,821.28 : 63,232.56 = 25,678.08 : x
  2. Step 2: Convert to fraction form
    45,821.28/63,232.56 = 25,678.08/x
  3. Step 3: Cross multiply
    45,821.28x = 63,232.56 × 25,678.08
  4. Step 4: Simplify right side
    45,821.28x = 1,623,690,734.28
  5. Step 5: Solve for x
    x = 1,623,690,734.28/45,821.28
  6. Step 6: Final answer
    x = 35,435.30

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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.