Home / 171,240.16-236,358.92-99,634.02

Finding the Fourth Proportional to 171,240.16, 236,358.92 and 99,634.02

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Solution

The fourth proportional to 171,240.16, 236,358.92 and 99,634.02 is: 137,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,240.16 : 236,358.92 = 99,634.02 : x
  2. Step 2: Convert to fraction form
    171,240.16/236,358.92 = 99,634.02/x
  3. Step 3: Cross multiply
    171,240.16x = 236,358.92 × 99,634.02
  4. Step 4: Simplify right side
    171,240.16x = 23,549,389,362.46
  5. Step 5: Solve for x
    x = 23,549,389,362.46/171,240.16
  6. Step 6: Final answer
    x = 137,522.58

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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.