Home / 45,880.56-63,305.55-29,988.36

Finding the Fourth Proportional to 45,880.56, 63,305.55 and 29,988.36

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Solution

The fourth proportional to 45,880.56, 63,305.55 and 29,988.36 is: 41,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,880.56 : 63,305.55 = 29,988.36 : x
  2. Step 2: Convert to fraction form
    45,880.56/63,305.55 = 29,988.36/x
  3. Step 3: Cross multiply
    45,880.56x = 63,305.55 × 29,988.36
  4. Step 4: Simplify right side
    45,880.56x = 1,898,429,623.40
  5. Step 5: Solve for x
    x = 1,898,429,623.40/45,880.56
  6. Step 6: Final answer
    x = 41,377.65

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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.