Home / 96,431.87-133,074.49-53,991.92

Finding the Fourth Proportional to 96,431.87, 133,074.49 and 53,991.92

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Solution

The fourth proportional to 96,431.87, 133,074.49 and 53,991.92 is: 74,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,431.87 : 133,074.49 = 53,991.92 : x
  2. Step 2: Convert to fraction form
    96,431.87/133,074.49 = 53,991.92/x
  3. Step 3: Cross multiply
    96,431.87x = 133,074.49 × 53,991.92
  4. Step 4: Simplify right side
    96,431.87x = 7,184,946,417.77
  5. Step 5: Solve for x
    x = 7,184,946,417.77/96,431.87
  6. Step 6: Final answer
    x = 74,508.01

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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.