Home / 103,018.68-154,528.02-56,246.04

Finding the Fourth Proportional to 103,018.68, 154,528.02 and 56,246.04

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Solution

The fourth proportional to 103,018.68, 154,528.02 and 56,246.04 is: 84,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,018.68 : 154,528.02 = 56,246.04 : x
  2. Step 2: Convert to fraction form
    103,018.68/154,528.02 = 56,246.04/x
  3. Step 3: Cross multiply
    103,018.68x = 154,528.02 × 56,246.04
  4. Step 4: Simplify right side
    103,018.68x = 8,691,589,194.04
  5. Step 5: Solve for x
    x = 8,691,589,194.04/103,018.68
  6. Step 6: Final answer
    x = 84,369.06

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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.