Home / 93,939.64-140,904.43-30,751.74

Finding the Fourth Proportional to 93,939.64, 140,904.43 and 30,751.74

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Solution

The fourth proportional to 93,939.64, 140,904.43 and 30,751.74 is: 46,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,939.64 : 140,904.43 = 30,751.74 : x
  2. Step 2: Convert to fraction form
    93,939.64/140,904.43 = 30,751.74/x
  3. Step 3: Cross multiply
    93,939.64x = 140,904.43 × 30,751.74
  4. Step 4: Simplify right side
    93,939.64x = 4,333,056,319.33
  5. Step 5: Solve for x
    x = 4,333,056,319.33/93,939.64
  6. Step 6: Final answer
    x = 46,125.96

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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.