Home / 54,191.09-74,803.77-40,801.19

Finding the Fourth Proportional to 54,191.09, 74,803.77 and 40,801.19

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Solution

The fourth proportional to 54,191.09, 74,803.77 and 40,801.19 is: 56,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,191.09 : 74,803.77 = 40,801.19 : x
  2. Step 2: Convert to fraction form
    54,191.09/74,803.77 = 40,801.19/x
  3. Step 3: Cross multiply
    54,191.09x = 74,803.77 × 40,801.19
  4. Step 4: Simplify right side
    54,191.09x = 3,052,082,458.47
  5. Step 5: Solve for x
    x = 3,052,082,458.47/54,191.09
  6. Step 6: Final answer
    x = 56,320.74

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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.