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Finding the Fourth Proportional to 160,520.40, 240,814.08 and 48,196.08

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Solution

The fourth proportional to 160,520.40, 240,814.08 and 48,196.08 is: 72,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,520.40 : 240,814.08 = 48,196.08 : x
  2. Step 2: Convert to fraction form
    160,520.40/240,814.08 = 48,196.08/x
  3. Step 3: Cross multiply
    160,520.40x = 240,814.08 × 48,196.08
  4. Step 4: Simplify right side
    160,520.40x = 11,606,294,664.81
  5. Step 5: Solve for x
    x = 11,606,294,664.81/160,520.40
  6. Step 6: Final answer
    x = 72,304.17

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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.