Home / 167,783.60-231,423-114,037.04

Finding the Fourth Proportional to 167,783.60, 231,423 and 114,037.04

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Solution

The fourth proportional to 167,783.60, 231,423 and 114,037.04 is: 157,290.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,783.60 : 231,423 = 114,037.04 : x
  2. Step 2: Convert to fraction form
    167,783.60/231,423 = 114,037.04/x
  3. Step 3: Cross multiply
    167,783.60x = 231,423 × 114,037.04
  4. Step 4: Simplify right side
    167,783.60x = 26,390,793,907.92
  5. Step 5: Solve for x
    x = 26,390,793,907.92/167,783.60
  6. Step 6: Final answer
    x = 157,290.66

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1.5x scale

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.