Home / 32,480.03-48,712.08-12,485.45

Finding the Fourth Proportional to 32,480.03, 48,712.08 and 12,485.45

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Solution

The fourth proportional to 32,480.03, 48,712.08 and 12,485.45 is: 18,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.03 : 48,712.08 = 12,485.45 : x
  2. Step 2: Convert to fraction form
    32,480.03/48,712.08 = 12,485.45/x
  3. Step 3: Cross multiply
    32,480.03x = 48,712.08 × 12,485.45
  4. Step 4: Simplify right side
    32,480.03x = 608,192,239.24
  5. Step 5: Solve for x
    x = 608,192,239.24/32,480.03
  6. Step 6: Final answer
    x = 18,725.11

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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.