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Finding the Fourth Proportional to 181,695.42, 250,525.11 and 124,362.42

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Solution

The fourth proportional to 181,695.42, 250,525.11 and 124,362.42 is: 171,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,695.42 : 250,525.11 = 124,362.42 : x
  2. Step 2: Convert to fraction form
    181,695.42/250,525.11 = 124,362.42/x
  3. Step 3: Cross multiply
    181,695.42x = 250,525.11 × 124,362.42
  4. Step 4: Simplify right side
    181,695.42x = 31,155,908,950.37
  5. Step 5: Solve for x
    x = 31,155,908,950.37/181,695.42
  6. Step 6: Final answer
    x = 171,473.28

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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.