Home / 103,026.93-154,540.40-56,254.29

Finding the Fourth Proportional to 103,026.93, 154,540.40 and 56,254.29

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Solution

The fourth proportional to 103,026.93, 154,540.40 and 56,254.29 is: 84,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,026.93 : 154,540.40 = 56,254.29 : x
  2. Step 2: Convert to fraction form
    103,026.93/154,540.40 = 56,254.29/x
  3. Step 3: Cross multiply
    103,026.93x = 154,540.40 × 56,254.29
  4. Step 4: Simplify right side
    103,026.93x = 8,693,560,197.04
  5. Step 5: Solve for x
    x = 8,693,560,197.04/103,026.93
  6. Step 6: Final answer
    x = 84,381.44

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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.