Home / 62,771.81-86,743.85-47,637.77

Finding the Fourth Proportional to 62,771.81, 86,743.85 and 47,637.77

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Solution

The fourth proportional to 62,771.81, 86,743.85 and 47,637.77 is: 65,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,771.81 : 86,743.85 = 47,637.77 : x
  2. Step 2: Convert to fraction form
    62,771.81/86,743.85 = 47,637.77/x
  3. Step 3: Cross multiply
    62,771.81x = 86,743.85 × 47,637.77
  4. Step 4: Simplify right side
    62,771.81x = 4,132,282,903.31
  5. Step 5: Solve for x
    x = 4,132,282,903.31/62,771.81
  6. Step 6: Final answer
    x = 65,830.24

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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.