Home / 193,532.30-289,909.65-134,434.70

Finding the Fourth Proportional to 193,532.30, 289,909.65 and 134,434.70

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Solution

The fourth proportional to 193,532.30, 289,909.65 and 134,434.70 is: 201,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,532.30 : 289,909.65 = 134,434.70 : x
  2. Step 2: Convert to fraction form
    193,532.30/289,909.65 = 134,434.70/x
  3. Step 3: Cross multiply
    193,532.30x = 289,909.65 × 134,434.70
  4. Step 4: Simplify right side
    193,532.30x = 38,973,916,824.86
  5. Step 5: Solve for x
    x = 38,973,916,824.86/193,532.30
  6. Step 6: Final answer
    x = 201,381.98

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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.