Home / 97,044.66-133,943.76-56,776.86

Finding the Fourth Proportional to 97,044.66, 133,943.76 and 56,776.86

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Solution

The fourth proportional to 97,044.66, 133,943.76 and 56,776.86 is: 78,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,044.66 : 133,943.76 = 56,776.86 : x
  2. Step 2: Convert to fraction form
    97,044.66/133,943.76 = 56,776.86/x
  3. Step 3: Cross multiply
    97,044.66x = 133,943.76 × 56,776.86
  4. Step 4: Simplify right side
    97,044.66x = 7,604,906,109.39
  5. Step 5: Solve for x
    x = 7,604,906,109.39/97,044.66
  6. Step 6: Final answer
    x = 78,365.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.