Home / 186,635.18-257,558.06-101,752.86

Finding the Fourth Proportional to 186,635.18, 257,558.06 and 101,752.86

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Solution

The fourth proportional to 186,635.18, 257,558.06 and 101,752.86 is: 140,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,635.18 : 257,558.06 = 101,752.86 : x
  2. Step 2: Convert to fraction form
    186,635.18/257,558.06 = 101,752.86/x
  3. Step 3: Cross multiply
    186,635.18x = 257,558.06 × 101,752.86
  4. Step 4: Simplify right side
    186,635.18x = 26,207,269,221.05
  5. Step 5: Solve for x
    x = 26,207,269,221.05/186,635.18
  6. Step 6: Final answer
    x = 140,419.77

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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.