Home / 292,885.04-439,159.41-115,295.18

Finding the Fourth Proportional to 292,885.04, 439,159.41 and 115,295.18

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Solution

The fourth proportional to 292,885.04, 439,159.41 and 115,295.18 is: 172,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,885.04 : 439,159.41 = 115,295.18 : x
  2. Step 2: Convert to fraction form
    292,885.04/439,159.41 = 115,295.18/x
  3. Step 3: Cross multiply
    292,885.04x = 439,159.41 × 115,295.18
  4. Step 4: Simplify right side
    292,885.04x = 50,632,961,028.85
  5. Step 5: Solve for x
    x = 50,632,961,028.85/292,885.04
  6. Step 6: Final answer
    x = 172,876.57

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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.