Home / 109,859.04-151,611.48-62,116.56

Finding the Fourth Proportional to 109,859.04, 151,611.48 and 62,116.56

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Solution

The fourth proportional to 109,859.04, 151,611.48 and 62,116.56 is: 85,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,859.04 : 151,611.48 = 62,116.56 : x
  2. Step 2: Convert to fraction form
    109,859.04/151,611.48 = 62,116.56/x
  3. Step 3: Cross multiply
    109,859.04x = 151,611.48 × 62,116.56
  4. Step 4: Simplify right side
    109,859.04x = 9,417,583,594.11
  5. Step 5: Solve for x
    x = 9,417,583,594.11/109,859.04
  6. Step 6: Final answer
    x = 85,724.25

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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.