Home / 174,416.49-261,587.48-79,619.76

Finding the Fourth Proportional to 174,416.49, 261,587.48 and 79,619.76

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Solution

The fourth proportional to 174,416.49, 261,587.48 and 79,619.76 is: 119,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,416.49 : 261,587.48 = 79,619.76 : x
  2. Step 2: Convert to fraction form
    174,416.49/261,587.48 = 79,619.76/x
  3. Step 3: Cross multiply
    174,416.49x = 261,587.48 × 79,619.76
  4. Step 4: Simplify right side
    174,416.49x = 20,827,531,978.51
  5. Step 5: Solve for x
    x = 20,827,531,978.51/174,416.49
  6. Step 6: Final answer
    x = 119,412.63

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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.