Home / 666,637.23-999,962.33-168,001.23

Finding the Fourth Proportional to 666,637.23, 999,962.33 and 168,001.23

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Solution

The fourth proportional to 666,637.23, 999,962.33 and 168,001.23 is: 252,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,637.23 : 999,962.33 = 168,001.23 : x
  2. Step 2: Convert to fraction form
    666,637.23/999,962.33 = 168,001.23/x
  3. Step 3: Cross multiply
    666,637.23x = 999,962.33 × 168,001.23
  4. Step 4: Simplify right side
    666,637.23x = 167,994,900,553.66
  5. Step 5: Solve for x
    x = 167,994,900,553.66/666,637.23
  6. Step 6: Final answer
    x = 252,003.48

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1.5x scale

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.