Home / 48,046.24-66,349.44-45,428.32

Finding the Fourth Proportional to 48,046.24, 66,349.44 and 45,428.32

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Solution

The fourth proportional to 48,046.24, 66,349.44 and 45,428.32 is: 62,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,046.24 : 66,349.44 = 45,428.32 : x
  2. Step 2: Convert to fraction form
    48,046.24/66,349.44 = 45,428.32/x
  3. Step 3: Cross multiply
    48,046.24x = 66,349.44 × 45,428.32
  4. Step 4: Simplify right side
    48,046.24x = 3,014,143,592.14
  5. Step 5: Solve for x
    x = 3,014,143,592.14/48,046.24
  6. Step 6: Final answer
    x = 62,734.22

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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.