Home / 196,707.84-295,061.23-84,315.18

Finding the Fourth Proportional to 196,707.84, 295,061.23 and 84,315.18

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Solution

The fourth proportional to 196,707.84, 295,061.23 and 84,315.18 is: 126,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,707.84 : 295,061.23 = 84,315.18 : x
  2. Step 2: Convert to fraction form
    196,707.84/295,061.23 = 84,315.18/x
  3. Step 3: Cross multiply
    196,707.84x = 295,061.23 × 84,315.18
  4. Step 4: Simplify right side
    196,707.84x = 24,878,140,718.47
  5. Step 5: Solve for x
    x = 24,878,140,718.47/196,707.84
  6. Step 6: Final answer
    x = 126,472.54

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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.