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Finding the Fourth Proportional to 180,124.56, 270,200.88 and 105,252.48

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Solution

The fourth proportional to 180,124.56, 270,200.88 and 105,252.48 is: 157,886.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,124.56 : 270,200.88 = 105,252.48 : x
  2. Step 2: Convert to fraction form
    180,124.56/270,200.88 = 105,252.48/x
  3. Step 3: Cross multiply
    180,124.56x = 270,200.88 × 105,252.48
  4. Step 4: Simplify right side
    180,124.56x = 28,439,312,718.18
  5. Step 5: Solve for x
    x = 28,439,312,718.18/180,124.56
  6. Step 6: Final answer
    x = 157,886.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.