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Finding the Fourth Proportional to 201,015.59, 277,531.32 and 124,616.34

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Solution

The fourth proportional to 201,015.59, 277,531.32 and 124,616.34 is: 172,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,015.59 : 277,531.32 = 124,616.34 : x
  2. Step 2: Convert to fraction form
    201,015.59/277,531.32 = 124,616.34/x
  3. Step 3: Cross multiply
    201,015.59x = 277,531.32 × 124,616.34
  4. Step 4: Simplify right side
    201,015.59x = 34,584,937,333.77
  5. Step 5: Solve for x
    x = 34,584,937,333.77/201,015.59
  6. Step 6: Final answer
    x = 172,051.02

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1.5x scale

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.