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Finding the Fourth Proportional to 161,029.60, 241,544.40 and 101,672.80

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Solution

The fourth proportional to 161,029.60, 241,544.40 and 101,672.80 is: 152,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,029.60 : 241,544.40 = 101,672.80 : x
  2. Step 2: Convert to fraction form
    161,029.60/241,544.40 = 101,672.80/x
  3. Step 3: Cross multiply
    161,029.60x = 241,544.40 × 101,672.80
  4. Step 4: Simplify right side
    161,029.60x = 24,558,495,472.32
  5. Step 5: Solve for x
    x = 24,558,495,472.32/161,029.60
  6. Step 6: Final answer
    x = 152,509.20

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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.