Home / 109,650.95-151,318.77-59,349.95

Finding the Fourth Proportional to 109,650.95, 151,318.77 and 59,349.95

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Solution

The fourth proportional to 109,650.95, 151,318.77 and 59,349.95 is: 81,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,650.95 : 151,318.77 = 59,349.95 : x
  2. Step 2: Convert to fraction form
    109,650.95/151,318.77 = 59,349.95/x
  3. Step 3: Cross multiply
    109,650.95x = 151,318.77 × 59,349.95
  4. Step 4: Simplify right side
    109,650.95x = 8,980,761,433.56
  5. Step 5: Solve for x
    x = 8,980,761,433.56/109,650.95
  6. Step 6: Final answer
    x = 81,903.18

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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.