Home / 110,615.08-152,648.86-62,867.20

Finding the Fourth Proportional to 110,615.08, 152,648.86 and 62,867.20

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Solution

The fourth proportional to 110,615.08, 152,648.86 and 62,867.20 is: 86,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,615.08 : 152,648.86 = 62,867.20 : x
  2. Step 2: Convert to fraction form
    110,615.08/152,648.86 = 62,867.20/x
  3. Step 3: Cross multiply
    110,615.08x = 152,648.86 × 62,867.20
  4. Step 4: Simplify right side
    110,615.08x = 9,596,606,411.39
  5. Step 5: Solve for x
    x = 9,596,606,411.39/110,615.08
  6. Step 6: Final answer
    x = 86,756.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.