Home / 293,569.10-440,310.45-83,228.30

Finding the Fourth Proportional to 293,569.10, 440,310.45 and 83,228.30

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Solution

The fourth proportional to 293,569.10, 440,310.45 and 83,228.30 is: 124,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,569.10 : 440,310.45 = 83,228.30 : x
  2. Step 2: Convert to fraction form
    293,569.10/440,310.45 = 83,228.30/x
  3. Step 3: Cross multiply
    293,569.10x = 440,310.45 × 83,228.30
  4. Step 4: Simplify right side
    293,569.10x = 36,646,290,225.74
  5. Step 5: Solve for x
    x = 36,646,290,225.74/293,569.10
  6. Step 6: Final answer
    x = 124,830.20

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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.