Home / 248,182.81-372,336.29-70,689.82

Finding the Fourth Proportional to 248,182.81, 372,336.29 and 70,689.82

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Solution

The fourth proportional to 248,182.81, 372,336.29 and 70,689.82 is: 106,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,182.81 : 372,336.29 = 70,689.82 : x
  2. Step 2: Convert to fraction form
    248,182.81/372,336.29 = 70,689.82/x
  3. Step 3: Cross multiply
    248,182.81x = 372,336.29 × 70,689.82
  4. Step 4: Simplify right side
    248,182.81x = 26,320,385,319.57
  5. Step 5: Solve for x
    x = 26,320,385,319.57/248,182.81
  6. Step 6: Final answer
    x = 106,052.41

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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.