Home / 53,124.18-79,696.02-21,961.86

Finding the Fourth Proportional to 53,124.18, 79,696.02 and 21,961.86

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Solution

The fourth proportional to 53,124.18, 79,696.02 and 21,961.86 is: 32,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,124.18 : 79,696.02 = 21,961.86 : x
  2. Step 2: Convert to fraction form
    53,124.18/79,696.02 = 21,961.86/x
  3. Step 3: Cross multiply
    53,124.18x = 79,696.02 × 21,961.86
  4. Step 4: Simplify right side
    53,124.18x = 1,750,272,833.80
  5. Step 5: Solve for x
    x = 1,750,272,833.80/53,124.18
  6. Step 6: Final answer
    x = 32,946.82

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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.