Home / 92,876.76-128,161.06-52,582.66

Finding the Fourth Proportional to 92,876.76, 128,161.06 and 52,582.66

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Solution

The fourth proportional to 92,876.76, 128,161.06 and 52,582.66 is: 72,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,876.76 : 128,161.06 = 52,582.66 : x
  2. Step 2: Convert to fraction form
    92,876.76/128,161.06 = 52,582.66/x
  3. Step 3: Cross multiply
    92,876.76x = 128,161.06 × 52,582.66
  4. Step 4: Simplify right side
    92,876.76x = 6,739,048,991.36
  5. Step 5: Solve for x
    x = 6,739,048,991.36/92,876.76
  6. Step 6: Final answer
    x = 72,559.04

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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.