Home / 268,066.80-370,015.23-172,573.50

Finding the Fourth Proportional to 268,066.80, 370,015.23 and 172,573.50

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Solution

The fourth proportional to 268,066.80, 370,015.23 and 172,573.50 is: 238,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,066.80 : 370,015.23 = 172,573.50 : x
  2. Step 2: Convert to fraction form
    268,066.80/370,015.23 = 172,573.50/x
  3. Step 3: Cross multiply
    268,066.80x = 370,015.23 × 172,573.50
  4. Step 4: Simplify right side
    268,066.80x = 63,854,823,294.41
  5. Step 5: Solve for x
    x = 63,854,823,294.41/268,066.80
  6. Step 6: Final answer
    x = 238,204.89

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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.