Home / 54,028.86-74,560.95-30,156.54

Finding the Fourth Proportional to 54,028.86, 74,560.95 and 30,156.54

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Solution

The fourth proportional to 54,028.86, 74,560.95 and 30,156.54 is: 41,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,028.86 : 74,560.95 = 30,156.54 : x
  2. Step 2: Convert to fraction form
    54,028.86/74,560.95 = 30,156.54/x
  3. Step 3: Cross multiply
    54,028.86x = 74,560.95 × 30,156.54
  4. Step 4: Simplify right side
    54,028.86x = 2,248,500,271.11
  5. Step 5: Solve for x
    x = 2,248,500,271.11/54,028.86
  6. Step 6: Final answer
    x = 41,616.65

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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.