Home / 103,025.18-154,537.77-56,252.54

Finding the Fourth Proportional to 103,025.18, 154,537.77 and 56,252.54

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Solution

The fourth proportional to 103,025.18, 154,537.77 and 56,252.54 is: 84,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.18 : 154,537.77 = 56,252.54 : x
  2. Step 2: Convert to fraction form
    103,025.18/154,537.77 = 56,252.54/x
  3. Step 3: Cross multiply
    103,025.18x = 154,537.77 × 56,252.54
  4. Step 4: Simplify right side
    103,025.18x = 8,693,142,088.44
  5. Step 5: Solve for x
    x = 8,693,142,088.44/103,025.18
  6. Step 6: Final answer
    x = 84,378.81

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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.