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Finding the Fourth Proportional to 185,503.26, 256,203.09 and 124,967.91

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Solution

The fourth proportional to 185,503.26, 256,203.09 and 124,967.91 is: 172,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,503.26 : 256,203.09 = 124,967.91 : x
  2. Step 2: Convert to fraction form
    185,503.26/256,203.09 = 124,967.91/x
  3. Step 3: Cross multiply
    185,503.26x = 256,203.09 × 124,967.91
  4. Step 4: Simplify right side
    185,503.26x = 32,017,164,692.84
  5. Step 5: Solve for x
    x = 32,017,164,692.84/185,503.26
  6. Step 6: Final answer
    x = 172,596.24

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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.