Home / 109,936.16-151,711.95-62,188.49

Finding the Fourth Proportional to 109,936.16, 151,711.95 and 62,188.49

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Solution

The fourth proportional to 109,936.16, 151,711.95 and 62,188.49 is: 85,820.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,936.16 : 151,711.95 = 62,188.49 : x
  2. Step 2: Convert to fraction form
    109,936.16/151,711.95 = 62,188.49/x
  3. Step 3: Cross multiply
    109,936.16x = 151,711.95 × 62,188.49
  4. Step 4: Simplify right side
    109,936.16x = 9,434,737,085.46
  5. Step 5: Solve for x
    x = 9,434,737,085.46/109,936.16
  6. Step 6: Final answer
    x = 85,820.14

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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.