Home / 171,200.70-236,332.64-102,314.48

Finding the Fourth Proportional to 171,200.70, 236,332.64 and 102,314.48

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Solution

The fourth proportional to 171,200.70, 236,332.64 and 102,314.48 is: 141,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,200.70 : 236,332.64 = 102,314.48 : x
  2. Step 2: Convert to fraction form
    171,200.70/236,332.64 = 102,314.48/x
  3. Step 3: Cross multiply
    171,200.70x = 236,332.64 × 102,314.48
  4. Step 4: Simplify right side
    171,200.70x = 24,180,251,168.63
  5. Step 5: Solve for x
    x = 24,180,251,168.63/171,200.70
  6. Step 6: Final answer
    x = 141,239.21

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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.