Home / 293,823.40-440,735.10-144,159.70

Finding the Fourth Proportional to 293,823.40, 440,735.10 and 144,159.70

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Solution

The fourth proportional to 293,823.40, 440,735.10 and 144,159.70 is: 216,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,823.40 : 440,735.10 = 144,159.70 : x
  2. Step 2: Convert to fraction form
    293,823.40/440,735.10 = 144,159.70/x
  3. Step 3: Cross multiply
    293,823.40x = 440,735.10 × 144,159.70
  4. Step 4: Simplify right side
    293,823.40x = 63,536,239,795.47
  5. Step 5: Solve for x
    x = 63,536,239,795.47/293,823.40
  6. Step 6: Final answer
    x = 216,239.55

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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.