Home / 55,354.14-76,389.27-30,204.06

Finding the Fourth Proportional to 55,354.14, 76,389.27 and 30,204.06

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Solution

The fourth proportional to 55,354.14, 76,389.27 and 30,204.06 is: 41,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,354.14 : 76,389.27 = 30,204.06 : x
  2. Step 2: Convert to fraction form
    55,354.14/76,389.27 = 30,204.06/x
  3. Step 3: Cross multiply
    55,354.14x = 76,389.27 × 30,204.06
  4. Step 4: Simplify right side
    55,354.14x = 2,307,266,094.44
  5. Step 5: Solve for x
    x = 2,307,266,094.44/55,354.14
  6. Step 6: Final answer
    x = 41,681.91

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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.