Home / 96,178.31-132,763.10-86,088.95

Finding the Fourth Proportional to 96,178.31, 132,763.10 and 86,088.95

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Solution

The fourth proportional to 96,178.31, 132,763.10 and 86,088.95 is: 118,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,178.31 : 132,763.10 = 86,088.95 : x
  2. Step 2: Convert to fraction form
    96,178.31/132,763.10 = 86,088.95/x
  3. Step 3: Cross multiply
    96,178.31x = 132,763.10 × 86,088.95
  4. Step 4: Simplify right side
    96,178.31x = 11,429,434,783.48
  5. Step 5: Solve for x
    x = 11,429,434,783.48/96,178.31
  6. Step 6: Final answer
    x = 118,835.89

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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.