Home / 186,372.23-257,196.60-101,489.22

Finding the Fourth Proportional to 186,372.23, 257,196.60 and 101,489.22

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Solution

The fourth proportional to 186,372.23, 257,196.60 and 101,489.22 is: 140,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,372.23 : 257,196.60 = 101,489.22 : x
  2. Step 2: Convert to fraction form
    186,372.23/257,196.60 = 101,489.22/x
  3. Step 3: Cross multiply
    186,372.23x = 257,196.60 × 101,489.22
  4. Step 4: Simplify right side
    186,372.23x = 26,102,682,320.65
  5. Step 5: Solve for x
    x = 26,102,682,320.65/186,372.23
  6. Step 6: Final answer
    x = 140,056.72

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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.