Home / 93,529.08-140,305.14-31,185.72

Finding the Fourth Proportional to 93,529.08, 140,305.14 and 31,185.72

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Solution

The fourth proportional to 93,529.08, 140,305.14 and 31,185.72 is: 46,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,529.08 : 140,305.14 = 31,185.72 : x
  2. Step 2: Convert to fraction form
    93,529.08/140,305.14 = 31,185.72/x
  3. Step 3: Cross multiply
    93,529.08x = 140,305.14 × 31,185.72
  4. Step 4: Simplify right side
    93,529.08x = 4,375,516,810.60
  5. Step 5: Solve for x
    x = 4,375,516,810.60/93,529.08
  6. Step 6: Final answer
    x = 46,782.42

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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.