Home / 124,470.61-186,706.50-30,976.36

Finding the Fourth Proportional to 124,470.61, 186,706.50 and 30,976.36

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Solution

The fourth proportional to 124,470.61, 186,706.50 and 30,976.36 is: 46,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,470.61 : 186,706.50 = 30,976.36 : x
  2. Step 2: Convert to fraction form
    124,470.61/186,706.50 = 30,976.36/x
  3. Step 3: Cross multiply
    124,470.61x = 186,706.50 × 30,976.36
  4. Step 4: Simplify right side
    124,470.61x = 5,783,487,758.34
  5. Step 5: Solve for x
    x = 5,783,487,758.34/124,470.61
  6. Step 6: Final answer
    x = 46,464.69

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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.