Home / 77,329.98-106,683.48-50,462.82

Finding the Fourth Proportional to 77,329.98, 106,683.48 and 50,462.82

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Solution

The fourth proportional to 77,329.98, 106,683.48 and 50,462.82 is: 69,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,329.98 : 106,683.48 = 50,462.82 : x
  2. Step 2: Convert to fraction form
    77,329.98/106,683.48 = 50,462.82/x
  3. Step 3: Cross multiply
    77,329.98x = 106,683.48 × 50,462.82
  4. Step 4: Simplify right side
    77,329.98x = 5,383,549,248.21
  5. Step 5: Solve for x
    x = 5,383,549,248.21/77,329.98
  6. Step 6: Final answer
    x = 69,617.88

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1.5x scale

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.