Home / 172,101.37-237,433.51-126,886.84

Finding the Fourth Proportional to 172,101.37, 237,433.51 and 126,886.84

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Solution

The fourth proportional to 172,101.37, 237,433.51 and 126,886.84 is: 175,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,101.37 : 237,433.51 = 126,886.84 : x
  2. Step 2: Convert to fraction form
    172,101.37/237,433.51 = 126,886.84/x
  3. Step 3: Cross multiply
    172,101.37x = 237,433.51 × 126,886.84
  4. Step 4: Simplify right side
    172,101.37x = 30,127,187,794.01
  5. Step 5: Solve for x
    x = 30,127,187,794.01/172,101.37
  6. Step 6: Final answer
    x = 175,054.90

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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.