Home / 65,943-98,914.68-19,197

Finding the Fourth Proportional to 65,943, 98,914.68 and 19,197

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Solution

The fourth proportional to 65,943, 98,914.68 and 19,197 is: 28,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,943 : 98,914.68 = 19,197 : x
  2. Step 2: Convert to fraction form
    65,943/98,914.68 = 19,197/x
  3. Step 3: Cross multiply
    65,943x = 98,914.68 × 19,197
  4. Step 4: Simplify right side
    65,943x = 1,898,865,111.96
  5. Step 5: Solve for x
    x = 1,898,865,111.96/65,943
  6. Step 6: Final answer
    x = 28,795.55

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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.