Home / 54,088.85-74,635.92-30,220.04

Finding the Fourth Proportional to 54,088.85, 74,635.92 and 30,220.04

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Solution

The fourth proportional to 54,088.85, 74,635.92 and 30,220.04 is: 41,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,088.85 : 74,635.92 = 30,220.04 : x
  2. Step 2: Convert to fraction form
    54,088.85/74,635.92 = 30,220.04/x
  3. Step 3: Cross multiply
    54,088.85x = 74,635.92 × 30,220.04
  4. Step 4: Simplify right side
    54,088.85x = 2,255,500,674.43
  5. Step 5: Solve for x
    x = 2,255,500,674.43/54,088.85
  6. Step 6: Final answer
    x = 41,699.92

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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.