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Finding the Fourth Proportional to 180,595.04, 270,801.52 and 105,737.76

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Solution

The fourth proportional to 180,595.04, 270,801.52 and 105,737.76 is: 158,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,595.04 : 270,801.52 = 105,737.76 : x
  2. Step 2: Convert to fraction form
    180,595.04/270,801.52 = 105,737.76/x
  3. Step 3: Cross multiply
    180,595.04x = 270,801.52 × 105,737.76
  4. Step 4: Simplify right side
    180,595.04x = 28,633,946,129.40
  5. Step 5: Solve for x
    x = 28,633,946,129.40/180,595.04
  6. Step 6: Final answer
    x = 158,553.34

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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.