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Finding the Fourth Proportional to 160,007.60, 240,011.40 and 146,529.20

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Solution

The fourth proportional to 160,007.60, 240,011.40 and 146,529.20 is: 219,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,007.60 : 240,011.40 = 146,529.20 : x
  2. Step 2: Convert to fraction form
    160,007.60/240,011.40 = 146,529.20/x
  3. Step 3: Cross multiply
    160,007.60x = 240,011.40 × 146,529.20
  4. Step 4: Simplify right side
    160,007.60x = 35,168,678,432.88
  5. Step 5: Solve for x
    x = 35,168,678,432.88/160,007.60
  6. Step 6: Final answer
    x = 219,793.80

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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.