Home / 32,004.30-48,006.45-20,325.90

Finding the Fourth Proportional to 32,004.30, 48,006.45 and 20,325.90

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Solution

The fourth proportional to 32,004.30, 48,006.45 and 20,325.90 is: 30,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,004.30 : 48,006.45 = 20,325.90 : x
  2. Step 2: Convert to fraction form
    32,004.30/48,006.45 = 20,325.90/x
  3. Step 3: Cross multiply
    32,004.30x = 48,006.45 × 20,325.90
  4. Step 4: Simplify right side
    32,004.30x = 975,774,302.06
  5. Step 5: Solve for x
    x = 975,774,302.06/32,004.30
  6. Step 6: Final answer
    x = 30,488.85

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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.