Home / 54,114.48-74,672.20-30,242.16

Finding the Fourth Proportional to 54,114.48, 74,672.20 and 30,242.16

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Solution

The fourth proportional to 54,114.48, 74,672.20 and 30,242.16 is: 41,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,114.48 : 74,672.20 = 30,242.16 : x
  2. Step 2: Convert to fraction form
    54,114.48/74,672.20 = 30,242.16/x
  3. Step 3: Cross multiply
    54,114.48x = 74,672.20 × 30,242.16
  4. Step 4: Simplify right side
    54,114.48x = 2,258,248,619.95
  5. Step 5: Solve for x
    x = 2,258,248,619.95/54,114.48
  6. Step 6: Final answer
    x = 41,730.95

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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.