Home / 54,909.36-75,774.24-29,758.32

Finding the Fourth Proportional to 54,909.36, 75,774.24 and 29,758.32

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Solution

The fourth proportional to 54,909.36, 75,774.24 and 29,758.32 is: 41,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,909.36 : 75,774.24 = 29,758.32 : x
  2. Step 2: Convert to fraction form
    54,909.36/75,774.24 = 29,758.32/x
  3. Step 3: Cross multiply
    54,909.36x = 75,774.24 × 29,758.32
  4. Step 4: Simplify right side
    54,909.36x = 2,254,914,081.68
  5. Step 5: Solve for x
    x = 2,254,914,081.68/54,909.36
  6. Step 6: Final answer
    x = 41,066.11

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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.