Home / 293,899.10-440,848.65-72,283.10

Finding the Fourth Proportional to 293,899.10, 440,848.65 and 72,283.10

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Solution

The fourth proportional to 293,899.10, 440,848.65 and 72,283.10 is: 108,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,899.10 : 440,848.65 = 72,283.10 : x
  2. Step 2: Convert to fraction form
    293,899.10/440,848.65 = 72,283.10/x
  3. Step 3: Cross multiply
    293,899.10x = 440,848.65 × 72,283.10
  4. Step 4: Simplify right side
    293,899.10x = 31,865,907,052.82
  5. Step 5: Solve for x
    x = 31,865,907,052.82/293,899.10
  6. Step 6: Final answer
    x = 108,424.65

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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.