Home / 55,100.66-76,038.55-29,950.16

Finding the Fourth Proportional to 55,100.66, 76,038.55 and 29,950.16

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Solution

The fourth proportional to 55,100.66, 76,038.55 and 29,950.16 is: 41,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,100.66 : 76,038.55 = 29,950.16 : x
  2. Step 2: Convert to fraction form
    55,100.66/76,038.55 = 29,950.16/x
  3. Step 3: Cross multiply
    55,100.66x = 76,038.55 × 29,950.16
  4. Step 4: Simplify right side
    55,100.66x = 2,277,366,283.60
  5. Step 5: Solve for x
    x = 2,277,366,283.60/55,100.66
  6. Step 6: Final answer
    x = 41,331.02

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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.