Home / 109,835.40-151,566.84-62,086.08

Finding the Fourth Proportional to 109,835.40, 151,566.84 and 62,086.08

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Solution

The fourth proportional to 109,835.40, 151,566.84 and 62,086.08 is: 85,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,835.40 : 151,566.84 = 62,086.08 : x
  2. Step 2: Convert to fraction form
    109,835.40/151,566.84 = 62,086.08/x
  3. Step 3: Cross multiply
    109,835.40x = 151,566.84 × 62,086.08
  4. Step 4: Simplify right side
    109,835.40x = 9,410,190,953.59
  5. Step 5: Solve for x
    x = 9,410,190,953.59/109,835.40
  6. Step 6: Final answer
    x = 85,675.39

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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.