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Finding the Fourth Proportional to 160,606.50, 240,909.84 and 49,798.50

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Solution

The fourth proportional to 160,606.50, 240,909.84 and 49,798.50 is: 74,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,606.50 : 240,909.84 = 49,798.50 : x
  2. Step 2: Convert to fraction form
    160,606.50/240,909.84 = 49,798.50/x
  3. Step 3: Cross multiply
    160,606.50x = 240,909.84 × 49,798.50
  4. Step 4: Simplify right side
    160,606.50x = 11,996,948,667.24
  5. Step 5: Solve for x
    x = 11,996,948,667.24/160,606.50
  6. Step 6: Final answer
    x = 74,697.78

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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.