Home / 114,577.76-158,106.96-66,835.28

Finding the Fourth Proportional to 114,577.76, 158,106.96 and 66,835.28

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Solution

The fourth proportional to 114,577.76, 158,106.96 and 66,835.28 is: 92,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,577.76 : 158,106.96 = 66,835.28 : x
  2. Step 2: Convert to fraction form
    114,577.76/158,106.96 = 66,835.28/x
  3. Step 3: Cross multiply
    114,577.76x = 158,106.96 × 66,835.28
  4. Step 4: Simplify right side
    114,577.76x = 10,567,122,941.55
  5. Step 5: Solve for x
    x = 10,567,122,941.55/114,577.76
  6. Step 6: Final answer
    x = 92,226.65

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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.