Home / 54,590.72-75,334.86-30,717.59

Finding the Fourth Proportional to 54,590.72, 75,334.86 and 30,717.59

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Solution

The fourth proportional to 54,590.72, 75,334.86 and 30,717.59 is: 42,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590.72 : 75,334.86 = 30,717.59 : x
  2. Step 2: Convert to fraction form
    54,590.72/75,334.86 = 30,717.59/x
  3. Step 3: Cross multiply
    54,590.72x = 75,334.86 × 30,717.59
  4. Step 4: Simplify right side
    54,590.72x = 2,314,104,965.51
  5. Step 5: Solve for x
    x = 2,314,104,965.51/54,590.72
  6. Step 6: Final answer
    x = 42,390.08

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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.