Home / 314,700.35-472,091.74-115,114.73

Finding the Fourth Proportional to 314,700.35, 472,091.74 and 115,114.73

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Solution

The fourth proportional to 314,700.35, 472,091.74 and 115,114.73 is: 172,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,700.35 : 472,091.74 = 115,114.73 : x
  2. Step 2: Convert to fraction form
    314,700.35/472,091.74 = 115,114.73/x
  3. Step 3: Cross multiply
    314,700.35x = 472,091.74 × 115,114.73
  4. Step 4: Simplify right side
    314,700.35x = 54,344,710,249.30
  5. Step 5: Solve for x
    x = 54,344,710,249.30/314,700.35
  6. Step 6: Final answer
    x = 172,687.16

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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.