Home / 99,336.97-148,069.65-91,365.37

Finding the Fourth Proportional to 99,336.97, 148,069.65 and 91,365.37

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Solution

The fourth proportional to 99,336.97, 148,069.65 and 91,365.37 is: 136,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,336.97 : 148,069.65 = 91,365.37 : x
  2. Step 2: Convert to fraction form
    99,336.97/148,069.65 = 91,365.37/x
  3. Step 3: Cross multiply
    99,336.97x = 148,069.65 × 91,365.37
  4. Step 4: Simplify right side
    99,336.97x = 13,528,438,358.02
  5. Step 5: Solve for x
    x = 13,528,438,358.02/99,336.97
  6. Step 6: Final answer
    x = 136,187.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.