Home / 147,070.08-220,540.32-41,865.12

Finding the Fourth Proportional to 147,070.08, 220,540.32 and 41,865.12

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Solution

The fourth proportional to 147,070.08, 220,540.32 and 41,865.12 is: 62,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,070.08 : 220,540.32 = 41,865.12 : x
  2. Step 2: Convert to fraction form
    147,070.08/220,540.32 = 41,865.12/x
  3. Step 3: Cross multiply
    147,070.08x = 220,540.32 × 41,865.12
  4. Step 4: Simplify right side
    147,070.08x = 9,232,946,961.64
  5. Step 5: Solve for x
    x = 9,232,946,961.64/147,070.08
  6. Step 6: Final answer
    x = 62,779.23

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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.