Home / 293,606.18-440,478.23-91,191.95

Finding the Fourth Proportional to 293,606.18, 440,478.23 and 91,191.95

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Solution

The fourth proportional to 293,606.18, 440,478.23 and 91,191.95 is: 136,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,606.18 : 440,478.23 = 91,191.95 : x
  2. Step 2: Convert to fraction form
    293,606.18/440,478.23 = 91,191.95/x
  3. Step 3: Cross multiply
    293,606.18x = 440,478.23 × 91,191.95
  4. Step 4: Simplify right side
    293,606.18x = 40,168,068,270.29
  5. Step 5: Solve for x
    x = 40,168,068,270.29/293,606.18
  6. Step 6: Final answer
    x = 136,809.34

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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.