Home / 53,943.12-74,446.08-30,066.60

Finding the Fourth Proportional to 53,943.12, 74,446.08 and 30,066.60

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Solution

The fourth proportional to 53,943.12, 74,446.08 and 30,066.60 is: 41,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,943.12 : 74,446.08 = 30,066.60 : x
  2. Step 2: Convert to fraction form
    53,943.12/74,446.08 = 30,066.60/x
  3. Step 3: Cross multiply
    53,943.12x = 74,446.08 × 30,066.60
  4. Step 4: Simplify right side
    53,943.12x = 2,238,340,508.93
  5. Step 5: Solve for x
    x = 2,238,340,508.93/53,943.12
  6. Step 6: Final answer
    x = 41,494.46

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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.