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Finding the Fourth Proportional to 124,573.52, 170,996.98 and 110,110.16

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Solution

The fourth proportional to 124,573.52, 170,996.98 and 110,110.16 is: 151,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,573.52 : 170,996.98 = 110,110.16 : x
  2. Step 2: Convert to fraction form
    124,573.52/170,996.98 = 110,110.16/x
  3. Step 3: Cross multiply
    124,573.52x = 170,996.98 × 110,110.16
  4. Step 4: Simplify right side
    124,573.52x = 18,828,504,827.32
  5. Step 5: Solve for x
    x = 18,828,504,827.32/124,573.52
  6. Step 6: Final answer
    x = 151,143.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.