Home / 293,606.06-440,478.02-91,191.83

Finding the Fourth Proportional to 293,606.06, 440,478.02 and 91,191.83

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Solution

The fourth proportional to 293,606.06, 440,478.02 and 91,191.83 is: 136,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,606.06 : 440,478.02 = 91,191.83 : x
  2. Step 2: Convert to fraction form
    293,606.06/440,478.02 = 91,191.83/x
  3. Step 3: Cross multiply
    293,606.06x = 440,478.02 × 91,191.83
  4. Step 4: Simplify right side
    293,606.06x = 40,167,994,744.17
  5. Step 5: Solve for x
    x = 40,167,994,744.17/293,606.06
  6. Step 6: Final answer
    x = 136,809.15

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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.