Home / 96,777.14-133,563.15-56,500.79

Finding the Fourth Proportional to 96,777.14, 133,563.15 and 56,500.79

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Solution

The fourth proportional to 96,777.14, 133,563.15 and 56,500.79 is: 77,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777.14 : 133,563.15 = 56,500.79 : x
  2. Step 2: Convert to fraction form
    96,777.14/133,563.15 = 56,500.79/x
  3. Step 3: Cross multiply
    96,777.14x = 133,563.15 × 56,500.79
  4. Step 4: Simplify right side
    96,777.14x = 7,546,422,822.07
  5. Step 5: Solve for x
    x = 7,546,422,822.07/96,777.14
  6. Step 6: Final answer
    x = 77,977.33

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1.5x scale

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.