Home / 134,146.72-201,251.22-39,373.12

Finding the Fourth Proportional to 134,146.72, 201,251.22 and 39,373.12

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Solution

The fourth proportional to 134,146.72, 201,251.22 and 39,373.12 is: 59,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,146.72 : 201,251.22 = 39,373.12 : x
  2. Step 2: Convert to fraction form
    134,146.72/201,251.22 = 39,373.12/x
  3. Step 3: Cross multiply
    134,146.72x = 201,251.22 × 39,373.12
  4. Step 4: Simplify right side
    134,146.72x = 7,923,888,435.21
  5. Step 5: Solve for x
    x = 7,923,888,435.21/134,146.72
  6. Step 6: Final answer
    x = 59,068.82

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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.