Home / 96,137.79-132,666.04-55,298.80

Finding the Fourth Proportional to 96,137.79, 132,666.04 and 55,298.80

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Solution

The fourth proportional to 96,137.79, 132,666.04 and 55,298.80 is: 76,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,137.79 : 132,666.04 = 55,298.80 : x
  2. Step 2: Convert to fraction form
    96,137.79/132,666.04 = 55,298.80/x
  3. Step 3: Cross multiply
    96,137.79x = 132,666.04 × 55,298.80
  4. Step 4: Simplify right side
    96,137.79x = 7,336,272,812.75
  5. Step 5: Solve for x
    x = 7,336,272,812.75/96,137.79
  6. Step 6: Final answer
    x = 76,309.98

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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.