Home / 62,900.19-86,768.82-47,767.77

Finding the Fourth Proportional to 62,900.19, 86,768.82 and 47,767.77

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Solution

The fourth proportional to 62,900.19, 86,768.82 and 47,767.77 is: 65,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,900.19 : 86,768.82 = 47,767.77 : x
  2. Step 2: Convert to fraction form
    62,900.19/86,768.82 = 47,767.77/x
  3. Step 3: Cross multiply
    62,900.19x = 86,768.82 × 47,767.77
  4. Step 4: Simplify right side
    62,900.19x = 4,144,753,036.93
  5. Step 5: Solve for x
    x = 4,144,753,036.93/62,900.19
  6. Step 6: Final answer
    x = 65,894.13

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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.