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Finding the Fourth Proportional to 127,533.60, 191,300.40 and 32,763.60

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Solution

The fourth proportional to 127,533.60, 191,300.40 and 32,763.60 is: 49,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,533.60 : 191,300.40 = 32,763.60 : x
  2. Step 2: Convert to fraction form
    127,533.60/191,300.40 = 32,763.60/x
  3. Step 3: Cross multiply
    127,533.60x = 191,300.40 × 32,763.60
  4. Step 4: Simplify right side
    127,533.60x = 6,267,689,785.44
  5. Step 5: Solve for x
    x = 6,267,689,785.44/127,533.60
  6. Step 6: Final answer
    x = 49,145.40

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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.