Home / 231,554.87-347,498.36-98,528.57

Finding the Fourth Proportional to 231,554.87, 347,498.36 and 98,528.57

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Solution

The fourth proportional to 231,554.87, 347,498.36 and 98,528.57 is: 147,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,554.87 : 347,498.36 = 98,528.57 : x
  2. Step 2: Convert to fraction form
    231,554.87/347,498.36 = 98,528.57/x
  3. Step 3: Cross multiply
    231,554.87x = 347,498.36 × 98,528.57
  4. Step 4: Simplify right side
    231,554.87x = 34,238,514,258.01
  5. Step 5: Solve for x
    x = 34,238,514,258.01/231,554.87
  6. Step 6: Final answer
    x = 147,863.51

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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.