Home / 167,389.40-251,127.84-97,208.48

Finding the Fourth Proportional to 167,389.40, 251,127.84 and 97,208.48

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Solution

The fourth proportional to 167,389.40, 251,127.84 and 97,208.48 is: 145,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,389.40 : 251,127.84 = 97,208.48 : x
  2. Step 2: Convert to fraction form
    167,389.40/251,127.84 = 97,208.48/x
  3. Step 3: Cross multiply
    167,389.40x = 251,127.84 × 97,208.48
  4. Step 4: Simplify right side
    167,389.40x = 24,411,755,612.08
  5. Step 5: Solve for x
    x = 24,411,755,612.08/167,389.40
  6. Step 6: Final answer
    x = 145,838.12

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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.