Home / 69,916.20-96,483.52-38,085.08

Finding the Fourth Proportional to 69,916.20, 96,483.52 and 38,085.08

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Solution

The fourth proportional to 69,916.20, 96,483.52 and 38,085.08 is: 52,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,916.20 : 96,483.52 = 38,085.08 : x
  2. Step 2: Convert to fraction form
    69,916.20/96,483.52 = 38,085.08/x
  3. Step 3: Cross multiply
    69,916.20x = 96,483.52 × 38,085.08
  4. Step 4: Simplify right side
    69,916.20x = 3,674,582,577.88
  5. Step 5: Solve for x
    x = 3,674,582,577.88/69,916.20
  6. Step 6: Final answer
    x = 52,556.96

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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.