Home / 54,168.29-74,756.06-30,297.18

Finding the Fourth Proportional to 54,168.29, 74,756.06 and 30,297.18

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Solution

The fourth proportional to 54,168.29, 74,756.06 and 30,297.18 is: 41,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,168.29 : 74,756.06 = 30,297.18 : x
  2. Step 2: Convert to fraction form
    54,168.29/74,756.06 = 30,297.18/x
  3. Step 3: Cross multiply
    54,168.29x = 74,756.06 × 30,297.18
  4. Step 4: Simplify right side
    54,168.29x = 2,264,897,654.42
  5. Step 5: Solve for x
    x = 2,264,897,654.42/54,168.29
  6. Step 6: Final answer
    x = 41,812.25

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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.