Home / 54,030.15-74,561.69-30,156.82

Finding the Fourth Proportional to 54,030.15, 74,561.69 and 30,156.82

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Solution

The fourth proportional to 54,030.15, 74,561.69 and 30,156.82 is: 41,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.15 : 74,561.69 = 30,156.82 : x
  2. Step 2: Convert to fraction form
    54,030.15/74,561.69 = 30,156.82/x
  3. Step 3: Cross multiply
    54,030.15x = 74,561.69 × 30,156.82
  4. Step 4: Simplify right side
    54,030.15x = 2,248,543,353.21
  5. Step 5: Solve for x
    x = 2,248,543,353.21/54,030.15
  6. Step 6: Final answer
    x = 41,616.46

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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.