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Finding the Fourth Proportional to 172,273.47, 237,742.53 and 94,745.07

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Solution

The fourth proportional to 172,273.47, 237,742.53 and 94,745.07 is: 130,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,273.47 : 237,742.53 = 94,745.07 : x
  2. Step 2: Convert to fraction form
    172,273.47/237,742.53 = 94,745.07/x
  3. Step 3: Cross multiply
    172,273.47x = 237,742.53 × 94,745.07
  4. Step 4: Simplify right side
    172,273.47x = 22,524,932,646.83
  5. Step 5: Solve for x
    x = 22,524,932,646.83/172,273.47
  6. Step 6: Final answer
    x = 130,751.02

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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.