Home / 171,261.14-236,282.67-99,582.21

Finding the Fourth Proportional to 171,261.14, 236,282.67 and 99,582.21

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Solution

The fourth proportional to 171,261.14, 236,282.67 and 99,582.21 is: 137,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,261.14 : 236,282.67 = 99,582.21 : x
  2. Step 2: Convert to fraction form
    171,261.14/236,282.67 = 99,582.21/x
  3. Step 3: Cross multiply
    171,261.14x = 236,282.67 × 99,582.21
  4. Step 4: Simplify right side
    171,261.14x = 23,529,550,463.30
  5. Step 5: Solve for x
    x = 23,529,550,463.30/171,261.14
  6. Step 6: Final answer
    x = 137,389.90

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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.