Home / 121,937.99-182,965.29-43,089.35

Finding the Fourth Proportional to 121,937.99, 182,965.29 and 43,089.35

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Solution

The fourth proportional to 121,937.99, 182,965.29 and 43,089.35 is: 64,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,937.99 : 182,965.29 = 43,089.35 : x
  2. Step 2: Convert to fraction form
    121,937.99/182,965.29 = 43,089.35/x
  3. Step 3: Cross multiply
    121,937.99x = 182,965.29 × 43,089.35
  4. Step 4: Simplify right side
    121,937.99x = 7,883,854,503.84
  5. Step 5: Solve for x
    x = 7,883,854,503.84/121,937.99
  6. Step 6: Final answer
    x = 64,654.62

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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.