Home / 74,122.29-111,209.54-49,261.05

Finding the Fourth Proportional to 74,122.29, 111,209.54 and 49,261.05

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Solution

The fourth proportional to 74,122.29, 111,209.54 and 49,261.05 is: 73,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,122.29 : 111,209.54 = 49,261.05 : x
  2. Step 2: Convert to fraction form
    74,122.29/111,209.54 = 49,261.05/x
  3. Step 3: Cross multiply
    74,122.29x = 111,209.54 × 49,261.05
  4. Step 4: Simplify right side
    74,122.29x = 5,478,298,464.11
  5. Step 5: Solve for x
    x = 5,478,298,464.11/74,122.29
  6. Step 6: Final answer
    x = 73,908.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.