Home / 99,577.14-137,550.74-92,491.26

Finding the Fourth Proportional to 99,577.14, 137,550.74 and 92,491.26

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Solution

The fourth proportional to 99,577.14, 137,550.74 and 92,491.26 is: 127,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,577.14 : 137,550.74 = 92,491.26 : x
  2. Step 2: Convert to fraction form
    99,577.14/137,550.74 = 92,491.26/x
  3. Step 3: Cross multiply
    99,577.14x = 137,550.74 × 92,491.26
  4. Step 4: Simplify right side
    99,577.14x = 12,722,240,794.08
  5. Step 5: Solve for x
    x = 12,722,240,794.08/99,577.14
  6. Step 6: Final answer
    x = 127,762.67

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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.