Home / 101,946.72-152,920.08-31,832.04

Finding the Fourth Proportional to 101,946.72, 152,920.08 and 31,832.04

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Solution

The fourth proportional to 101,946.72, 152,920.08 and 31,832.04 is: 47,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,946.72 : 152,920.08 = 31,832.04 : x
  2. Step 2: Convert to fraction form
    101,946.72/152,920.08 = 31,832.04/x
  3. Step 3: Cross multiply
    101,946.72x = 152,920.08 × 31,832.04
  4. Step 4: Simplify right side
    101,946.72x = 4,867,758,103.36
  5. Step 5: Solve for x
    x = 4,867,758,103.36/101,946.72
  6. Step 6: Final answer
    x = 47,748.06

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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.