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Finding the Fourth Proportional to 201,348.06, 277,854.66 and 110,703.90

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Solution

The fourth proportional to 201,348.06, 277,854.66 and 110,703.90 is: 152,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,348.06 : 277,854.66 = 110,703.90 : x
  2. Step 2: Convert to fraction form
    201,348.06/277,854.66 = 110,703.90/x
  3. Step 3: Cross multiply
    201,348.06x = 277,854.66 × 110,703.90
  4. Step 4: Simplify right side
    201,348.06x = 30,759,594,495.17
  5. Step 5: Solve for x
    x = 30,759,594,495.17/201,348.06
  6. Step 6: Final answer
    x = 152,768.27

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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.