Home / 112,534.20-168,801.30-29,428.20

Finding the Fourth Proportional to 112,534.20, 168,801.30 and 29,428.20

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Solution

The fourth proportional to 112,534.20, 168,801.30 and 29,428.20 is: 44,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,534.20 : 168,801.30 = 29,428.20 : x
  2. Step 2: Convert to fraction form
    112,534.20/168,801.30 = 29,428.20/x
  3. Step 3: Cross multiply
    112,534.20x = 168,801.30 × 29,428.20
  4. Step 4: Simplify right side
    112,534.20x = 4,967,518,416.66
  5. Step 5: Solve for x
    x = 4,967,518,416.66/112,534.20
  6. Step 6: Final answer
    x = 44,142.30

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1.5x scale

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.