Home / 42,878.22-59,153.08-25,872.97

Finding the Fourth Proportional to 42,878.22, 59,153.08 and 25,872.97

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Solution

The fourth proportional to 42,878.22, 59,153.08 and 25,872.97 is: 35,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,878.22 : 59,153.08 = 25,872.97 : x
  2. Step 2: Convert to fraction form
    42,878.22/59,153.08 = 25,872.97/x
  3. Step 3: Cross multiply
    42,878.22x = 59,153.08 × 25,872.97
  4. Step 4: Simplify right side
    42,878.22x = 1,530,465,864.25
  5. Step 5: Solve for x
    x = 1,530,465,864.25/42,878.22
  6. Step 6: Final answer
    x = 35,693.32

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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.