Home / 161,795.56-242,802.60-56,615.44

Finding the Fourth Proportional to 161,795.56, 242,802.60 and 56,615.44

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Solution

The fourth proportional to 161,795.56, 242,802.60 and 56,615.44 is: 84,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,795.56 : 242,802.60 = 56,615.44 : x
  2. Step 2: Convert to fraction form
    161,795.56/242,802.60 = 56,615.44/x
  3. Step 3: Cross multiply
    161,795.56x = 242,802.60 × 56,615.44
  4. Step 4: Simplify right side
    161,795.56x = 13,746,376,032.14
  5. Step 5: Solve for x
    x = 13,746,376,032.14/161,795.56
  6. Step 6: Final answer
    x = 84,961.39

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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.