Home / 142,966.08-214,379.28-43,107.48

Finding the Fourth Proportional to 142,966.08, 214,379.28 and 43,107.48

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Solution

The fourth proportional to 142,966.08, 214,379.28 and 43,107.48 is: 64,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,966.08 : 214,379.28 = 43,107.48 : x
  2. Step 2: Convert to fraction form
    142,966.08/214,379.28 = 43,107.48/x
  3. Step 3: Cross multiply
    142,966.08x = 214,379.28 × 43,107.48
  4. Step 4: Simplify right side
    142,966.08x = 9,241,350,525.01
  5. Step 5: Solve for x
    x = 9,241,350,525.01/142,966.08
  6. Step 6: Final answer
    x = 64,640.16

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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.