Home / 39,330.06-54,314.04-33,631.92

Finding the Fourth Proportional to 39,330.06, 54,314.04 and 33,631.92

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Solution

The fourth proportional to 39,330.06, 54,314.04 and 33,631.92 is: 46,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.06 : 54,314.04 = 33,631.92 : x
  2. Step 2: Convert to fraction form
    39,330.06/54,314.04 = 33,631.92/x
  3. Step 3: Cross multiply
    39,330.06x = 54,314.04 × 33,631.92
  4. Step 4: Simplify right side
    39,330.06x = 1,826,685,448.16
  5. Step 5: Solve for x
    x = 1,826,685,448.16/39,330.06
  6. Step 6: Final answer
    x = 46,445.02

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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.