Home / 61,375.01-91,614.45-52,665.89

Finding the Fourth Proportional to 61,375.01, 91,614.45 and 52,665.89

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Solution

The fourth proportional to 61,375.01, 91,614.45 and 52,665.89 is: 78,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,375.01 : 91,614.45 = 52,665.89 : x
  2. Step 2: Convert to fraction form
    61,375.01/91,614.45 = 52,665.89/x
  3. Step 3: Cross multiply
    61,375.01x = 91,614.45 × 52,665.89
  4. Step 4: Simplify right side
    61,375.01x = 4,824,955,956.37
  5. Step 5: Solve for x
    x = 4,824,955,956.37/61,375.01
  6. Step 6: Final answer
    x = 78,614.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.