Home / 124,387.61-186,523.04-45,446.63

Finding the Fourth Proportional to 124,387.61, 186,523.04 and 45,446.63

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Solution

The fourth proportional to 124,387.61, 186,523.04 and 45,446.63 is: 68,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,387.61 : 186,523.04 = 45,446.63 : x
  2. Step 2: Convert to fraction form
    124,387.61/186,523.04 = 45,446.63/x
  3. Step 3: Cross multiply
    124,387.61x = 186,523.04 × 45,446.63
  4. Step 4: Simplify right side
    124,387.61x = 8,476,842,425.51
  5. Step 5: Solve for x
    x = 8,476,842,425.51/124,387.61
  6. Step 6: Final answer
    x = 68,148.61

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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.