Home / 61,747.16-85,212.69-37,860.08

Finding the Fourth Proportional to 61,747.16, 85,212.69 and 37,860.08

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Solution

The fourth proportional to 61,747.16, 85,212.69 and 37,860.08 is: 52,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747.16 : 85,212.69 = 37,860.08 : x
  2. Step 2: Convert to fraction form
    61,747.16/85,212.69 = 37,860.08/x
  3. Step 3: Cross multiply
    61,747.16x = 85,212.69 × 37,860.08
  4. Step 4: Simplify right side
    61,747.16x = 3,226,159,260.42
  5. Step 5: Solve for x
    x = 3,226,159,260.42/61,747.16
  6. Step 6: Final answer
    x = 52,247.90

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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.