Home / 77,497.45-116,135.16-44,148.66

Finding the Fourth Proportional to 77,497.45, 116,135.16 and 44,148.66

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Solution

The fourth proportional to 77,497.45, 116,135.16 and 44,148.66 is: 66,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,497.45 : 116,135.16 = 44,148.66 : x
  2. Step 2: Convert to fraction form
    77,497.45/116,135.16 = 44,148.66/x
  3. Step 3: Cross multiply
    77,497.45x = 116,135.16 × 44,148.66
  4. Step 4: Simplify right side
    77,497.45x = 5,127,211,692.89
  5. Step 5: Solve for x
    x = 5,127,211,692.89/77,497.45
  6. Step 6: Final answer
    x = 66,159.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.