Home / 54,275.67-74,899.08-30,402.18

Finding the Fourth Proportional to 54,275.67, 74,899.08 and 30,402.18

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Solution

The fourth proportional to 54,275.67, 74,899.08 and 30,402.18 is: 41,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.67 : 74,899.08 = 30,402.18 : x
  2. Step 2: Convert to fraction form
    54,275.67/74,899.08 = 30,402.18/x
  3. Step 3: Cross multiply
    54,275.67x = 74,899.08 × 30,402.18
  4. Step 4: Simplify right side
    54,275.67x = 2,277,095,311.99
  5. Step 5: Solve for x
    x = 2,277,095,311.99/54,275.67
  6. Step 6: Final answer
    x = 41,954.26

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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.