Home / 102,579.94-153,937.18-36,018.35

Finding the Fourth Proportional to 102,579.94, 153,937.18 and 36,018.35

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Solution

The fourth proportional to 102,579.94, 153,937.18 and 36,018.35 is: 54,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,579.94 : 153,937.18 = 36,018.35 : x
  2. Step 2: Convert to fraction form
    102,579.94/153,937.18 = 36,018.35/x
  3. Step 3: Cross multiply
    102,579.94x = 153,937.18 × 36,018.35
  4. Step 4: Simplify right side
    102,579.94x = 5,544,563,227.25
  5. Step 5: Solve for x
    x = 5,544,563,227.25/102,579.94
  6. Step 6: Final answer
    x = 54,051.15

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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.