Home / 54,740.10-82,110.15-25,215.60

Finding the Fourth Proportional to 54,740.10, 82,110.15 and 25,215.60

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Solution

The fourth proportional to 54,740.10, 82,110.15 and 25,215.60 is: 37,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.10 : 82,110.15 = 25,215.60 : x
  2. Step 2: Convert to fraction form
    54,740.10/82,110.15 = 25,215.60/x
  3. Step 3: Cross multiply
    54,740.10x = 82,110.15 × 25,215.60
  4. Step 4: Simplify right side
    54,740.10x = 2,070,456,698.34
  5. Step 5: Solve for x
    x = 2,070,456,698.34/54,740.10
  6. Step 6: Final answer
    x = 37,823.40

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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.