Home / 109,838.94-151,580.07-62,089.44

Finding the Fourth Proportional to 109,838.94, 151,580.07 and 62,089.44

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Solution

The fourth proportional to 109,838.94, 151,580.07 and 62,089.44 is: 85,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,838.94 : 151,580.07 = 62,089.44 : x
  2. Step 2: Convert to fraction form
    109,838.94/151,580.07 = 62,089.44/x
  3. Step 3: Cross multiply
    109,838.94x = 151,580.07 × 62,089.44
  4. Step 4: Simplify right side
    109,838.94x = 9,411,521,661.46
  5. Step 5: Solve for x
    x = 9,411,521,661.46/109,838.94
  6. Step 6: Final answer
    x = 85,684.75

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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.