Home / 144,512.06-216,487.68-106,492.35

Finding the Fourth Proportional to 144,512.06, 216,487.68 and 106,492.35

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Solution

The fourth proportional to 144,512.06, 216,487.68 and 106,492.35 is: 159,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,512.06 : 216,487.68 = 106,492.35 : x
  2. Step 2: Convert to fraction form
    144,512.06/216,487.68 = 106,492.35/x
  3. Step 3: Cross multiply
    144,512.06x = 216,487.68 × 106,492.35
  4. Step 4: Simplify right side
    144,512.06x = 23,054,282,800.75
  5. Step 5: Solve for x
    x = 23,054,282,800.75/144,512.06
  6. Step 6: Final answer
    x = 159,531.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.