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Finding the Fourth Proportional to 124,369.02, 186,426.36 and 49,468.32

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Solution

The fourth proportional to 124,369.02, 186,426.36 and 49,468.32 is: 74,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,369.02 : 186,426.36 = 49,468.32 : x
  2. Step 2: Convert to fraction form
    124,369.02/186,426.36 = 49,468.32/x
  3. Step 3: Cross multiply
    124,369.02x = 186,426.36 × 49,468.32
  4. Step 4: Simplify right side
    124,369.02x = 9,222,198,832.92
  5. Step 5: Solve for x
    x = 9,222,198,832.92/124,369.02
  6. Step 6: Final answer
    x = 74,151.90

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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.