Home / 54,528.18-75,248.09-30,328.89

Finding the Fourth Proportional to 54,528.18, 75,248.09 and 30,328.89

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Solution

The fourth proportional to 54,528.18, 75,248.09 and 30,328.89 is: 41,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.18 : 75,248.09 = 30,328.89 : x
  2. Step 2: Convert to fraction form
    54,528.18/75,248.09 = 30,328.89/x
  3. Step 3: Cross multiply
    54,528.18x = 75,248.09 × 30,328.89
  4. Step 4: Simplify right side
    54,528.18x = 2,282,190,724.23
  5. Step 5: Solve for x
    x = 2,282,190,724.23/54,528.18
  6. Step 6: Final answer
    x = 41,853.42

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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.