Home / 124,394.40-186,592.32-49,481.28

Finding the Fourth Proportional to 124,394.40, 186,592.32 and 49,481.28

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Solution

The fourth proportional to 124,394.40, 186,592.32 and 49,481.28 is: 74,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,394.40 : 186,592.32 = 49,481.28 : x
  2. Step 2: Convert to fraction form
    124,394.40/186,592.32 = 49,481.28/x
  3. Step 3: Cross multiply
    124,394.40x = 186,592.32 × 49,481.28
  4. Step 4: Simplify right side
    124,394.40x = 9,232,826,831.77
  5. Step 5: Solve for x
    x = 9,232,826,831.77/124,394.40
  6. Step 6: Final answer
    x = 74,222.21

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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.