Home / 171,190.40-236,275.18-114,699.92

Finding the Fourth Proportional to 171,190.40, 236,275.18 and 114,699.92

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Solution

The fourth proportional to 171,190.40, 236,275.18 and 114,699.92 is: 158,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,190.40 : 236,275.18 = 114,699.92 : x
  2. Step 2: Convert to fraction form
    171,190.40/236,275.18 = 114,699.92/x
  3. Step 3: Cross multiply
    171,190.40x = 236,275.18 × 114,699.92
  4. Step 4: Simplify right side
    171,190.40x = 27,100,742,775.86
  5. Step 5: Solve for x
    x = 27,100,742,775.86/171,190.40
  6. Step 6: Final answer
    x = 158,307.61

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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.