Home / 293,092.40-439,638.60-93,411.20

Finding the Fourth Proportional to 293,092.40, 439,638.60 and 93,411.20

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Solution

The fourth proportional to 293,092.40, 439,638.60 and 93,411.20 is: 140,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,092.40 : 439,638.60 = 93,411.20 : x
  2. Step 2: Convert to fraction form
    293,092.40/439,638.60 = 93,411.20/x
  3. Step 3: Cross multiply
    293,092.40x = 439,638.60 × 93,411.20
  4. Step 4: Simplify right side
    293,092.40x = 41,067,169,192.32
  5. Step 5: Solve for x
    x = 41,067,169,192.32/293,092.40
  6. Step 6: Final answer
    x = 140,116.80

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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.