Home / 147,209.45-220,846.76-53,714.93

Finding the Fourth Proportional to 147,209.45, 220,846.76 and 53,714.93

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Solution

The fourth proportional to 147,209.45, 220,846.76 and 53,714.93 is: 80,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,209.45 : 220,846.76 = 53,714.93 : x
  2. Step 2: Convert to fraction form
    147,209.45/220,846.76 = 53,714.93/x
  3. Step 3: Cross multiply
    147,209.45x = 220,846.76 × 53,714.93
  4. Step 4: Simplify right side
    147,209.45x = 11,862,768,254.13
  5. Step 5: Solve for x
    x = 11,862,768,254.13/147,209.45
  6. Step 6: Final answer
    x = 80,584.28

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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.