Home / 236,289.12-326,087.16-134,318.85

Finding the Fourth Proportional to 236,289.12, 326,087.16 and 134,318.85

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Solution

The fourth proportional to 236,289.12, 326,087.16 and 134,318.85 is: 185,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,289.12 : 326,087.16 = 134,318.85 : x
  2. Step 2: Convert to fraction form
    236,289.12/326,087.16 = 134,318.85/x
  3. Step 3: Cross multiply
    236,289.12x = 326,087.16 × 134,318.85
  4. Step 4: Simplify right side
    236,289.12x = 43,799,652,330.97
  5. Step 5: Solve for x
    x = 43,799,652,330.97/236,289.12
  6. Step 6: Final answer
    x = 185,364.66

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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.