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Finding the Fourth Proportional to 201,123.81, 277,550.55 and 110,482.11

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Solution

The fourth proportional to 201,123.81, 277,550.55 and 110,482.11 is: 152,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,123.81 : 277,550.55 = 110,482.11 : x
  2. Step 2: Convert to fraction form
    201,123.81/277,550.55 = 110,482.11/x
  3. Step 3: Cross multiply
    201,123.81x = 277,550.55 × 110,482.11
  4. Step 4: Simplify right side
    201,123.81x = 30,664,370,395.66
  5. Step 5: Solve for x
    x = 30,664,370,395.66/201,123.81
  6. Step 6: Final answer
    x = 152,465.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.