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Finding the Fourth Proportional to 132,970.40, 199,455.60 and 101,477.60

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Solution

The fourth proportional to 132,970.40, 199,455.60 and 101,477.60 is: 152,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,970.40 : 199,455.60 = 101,477.60 : x
  2. Step 2: Convert to fraction form
    132,970.40/199,455.60 = 101,477.60/x
  3. Step 3: Cross multiply
    132,970.40x = 199,455.60 × 101,477.60
  4. Step 4: Simplify right side
    132,970.40x = 20,240,275,594.56
  5. Step 5: Solve for x
    x = 20,240,275,594.56/132,970.40
  6. Step 6: Final answer
    x = 152,216.40

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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.