Home / 132,809.50-199,253.27-39,317.68

Finding the Fourth Proportional to 132,809.50, 199,253.27 and 39,317.68

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Solution

The fourth proportional to 132,809.50, 199,253.27 and 39,317.68 is: 58,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,809.50 : 199,253.27 = 39,317.68 : x
  2. Step 2: Convert to fraction form
    132,809.50/199,253.27 = 39,317.68/x
  3. Step 3: Cross multiply
    132,809.50x = 199,253.27 × 39,317.68
  4. Step 4: Simplify right side
    132,809.50x = 7,834,176,308.81
  5. Step 5: Solve for x
    x = 7,834,176,308.81/132,809.50
  6. Step 6: Final answer
    x = 58,988.07

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1.5x scale

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.