Home / 113,331.21-156,396.20-62,342.84

Finding the Fourth Proportional to 113,331.21, 156,396.20 and 62,342.84

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Solution

The fourth proportional to 113,331.21, 156,396.20 and 62,342.84 is: 86,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,331.21 : 156,396.20 = 62,342.84 : x
  2. Step 2: Convert to fraction form
    113,331.21/156,396.20 = 62,342.84/x
  3. Step 3: Cross multiply
    113,331.21x = 156,396.20 × 62,342.84
  4. Step 4: Simplify right side
    113,331.21x = 9,750,182,179.51
  5. Step 5: Solve for x
    x = 9,750,182,179.51/113,331.21
  6. Step 6: Final answer
    x = 86,032.63

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1.5x scale

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.