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Finding the Fourth Proportional to 201,159.09, 277,604.19 and 110,520.72

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Solution

The fourth proportional to 201,159.09, 277,604.19 and 110,520.72 is: 152,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,159.09 : 277,604.19 = 110,520.72 : x
  2. Step 2: Convert to fraction form
    201,159.09/277,604.19 = 110,520.72/x
  3. Step 3: Cross multiply
    201,159.09x = 277,604.19 × 110,520.72
  4. Step 4: Simplify right side
    201,159.09x = 30,681,014,953.82
  5. Step 5: Solve for x
    x = 30,681,014,953.82/201,159.09
  6. Step 6: Final answer
    x = 152,521.15

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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.