Home / 151,577.60-209,192.68-96,425.16

Finding the Fourth Proportional to 151,577.60, 209,192.68 and 96,425.16

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Solution

The fourth proportional to 151,577.60, 209,192.68 and 96,425.16 is: 133,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,577.60 : 209,192.68 = 96,425.16 : x
  2. Step 2: Convert to fraction form
    151,577.60/209,192.68 = 96,425.16/x
  3. Step 3: Cross multiply
    151,577.60x = 209,192.68 × 96,425.16
  4. Step 4: Simplify right side
    151,577.60x = 20,171,437,639.83
  5. Step 5: Solve for x
    x = 20,171,437,639.83/151,577.60
  6. Step 6: Final answer
    x = 133,076.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.