Home / 161,051.86-241,528.58-76,767.62

Finding the Fourth Proportional to 161,051.86, 241,528.58 and 76,767.62

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Solution

The fourth proportional to 161,051.86, 241,528.58 and 76,767.62 is: 115,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,051.86 : 241,528.58 = 76,767.62 : x
  2. Step 2: Convert to fraction form
    161,051.86/241,528.58 = 76,767.62/x
  3. Step 3: Cross multiply
    161,051.86x = 241,528.58 × 76,767.62
  4. Step 4: Simplify right side
    161,051.86x = 18,541,572,657.10
  5. Step 5: Solve for x
    x = 18,541,572,657.10/161,051.86
  6. Step 6: Final answer
    x = 115,127.97

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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.