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Finding the Fourth Proportional to 160,355.24, 240,615.80 and 116,345.24

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Solution

The fourth proportional to 160,355.24, 240,615.80 and 116,345.24 is: 174,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,355.24 : 240,615.80 = 116,345.24 : x
  2. Step 2: Convert to fraction form
    160,355.24/240,615.80 = 116,345.24/x
  3. Step 3: Cross multiply
    160,355.24x = 240,615.80 × 116,345.24
  4. Step 4: Simplify right side
    160,355.24x = 27,994,502,998.79
  5. Step 5: Solve for x
    x = 27,994,502,998.79/160,355.24
  6. Step 6: Final answer
    x = 174,578.04

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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.