Home / 196,822.93-271,746.38-151,420.81

Finding the Fourth Proportional to 196,822.93, 271,746.38 and 151,420.81

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Solution

The fourth proportional to 196,822.93, 271,746.38 and 151,420.81 is: 209,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,822.93 : 271,746.38 = 151,420.81 : x
  2. Step 2: Convert to fraction form
    196,822.93/271,746.38 = 151,420.81/x
  3. Step 3: Cross multiply
    196,822.93x = 271,746.38 × 151,420.81
  4. Step 4: Simplify right side
    196,822.93x = 41,148,057,503.13
  5. Step 5: Solve for x
    x = 41,148,057,503.13/196,822.93
  6. Step 6: Final answer
    x = 209,061.30

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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.