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Finding the Fourth Proportional to 124,384, 186,605.28 and 41,278.24

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Solution

The fourth proportional to 124,384, 186,605.28 and 41,278.24 is: 61,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,384 : 186,605.28 = 41,278.24 : x
  2. Step 2: Convert to fraction form
    124,384/186,605.28 = 41,278.24/x
  3. Step 3: Cross multiply
    124,384x = 186,605.28 × 41,278.24
  4. Step 4: Simplify right side
    124,384x = 7,702,737,533.11
  5. Step 5: Solve for x
    x = 7,702,737,533.11/124,384
  6. Step 6: Final answer
    x = 61,927.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.