Home / 96,178.68-132,763.61-86,089.32

Finding the Fourth Proportional to 96,178.68, 132,763.61 and 86,089.32

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Solution

The fourth proportional to 96,178.68, 132,763.61 and 86,089.32 is: 118,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,178.68 : 132,763.61 = 86,089.32 : x
  2. Step 2: Convert to fraction form
    96,178.68/132,763.61 = 86,089.32/x
  3. Step 3: Cross multiply
    96,178.68x = 132,763.61 × 86,089.32
  4. Step 4: Simplify right side
    96,178.68x = 11,429,528,905.65
  5. Step 5: Solve for x
    x = 11,429,528,905.65/96,178.68
  6. Step 6: Final answer
    x = 118,836.41

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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.