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Finding the Fourth Proportional to 97,773.36, 134,926.56 and 53,061.36

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Solution

The fourth proportional to 97,773.36, 134,926.56 and 53,061.36 is: 73,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,773.36 : 134,926.56 = 53,061.36 : x
  2. Step 2: Convert to fraction form
    97,773.36/134,926.56 = 53,061.36/x
  3. Step 3: Cross multiply
    97,773.36x = 134,926.56 × 53,061.36
  4. Step 4: Simplify right side
    97,773.36x = 7,159,386,773.72
  5. Step 5: Solve for x
    x = 7,159,386,773.72/97,773.36
  6. Step 6: Final answer
    x = 73,224.31

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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.