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Finding the Fourth Proportional to 119,607.80, 179,411.70 and 36,501.80

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Solution

The fourth proportional to 119,607.80, 179,411.70 and 36,501.80 is: 54,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,607.80 : 179,411.70 = 36,501.80 : x
  2. Step 2: Convert to fraction form
    119,607.80/179,411.70 = 36,501.80/x
  3. Step 3: Cross multiply
    119,607.80x = 179,411.70 × 36,501.80
  4. Step 4: Simplify right side
    119,607.80x = 6,548,849,991.06
  5. Step 5: Solve for x
    x = 6,548,849,991.06/119,607.80
  6. Step 6: Final answer
    x = 54,752.70

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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.