Home / 211,538.56-292,226.88-169,041.28

Finding the Fourth Proportional to 211,538.56, 292,226.88 and 169,041.28

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Solution

The fourth proportional to 211,538.56, 292,226.88 and 169,041.28 is: 233,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,538.56 : 292,226.88 = 169,041.28 : x
  2. Step 2: Convert to fraction form
    211,538.56/292,226.88 = 169,041.28/x
  3. Step 3: Cross multiply
    211,538.56x = 292,226.88 × 169,041.28
  4. Step 4: Simplify right side
    211,538.56x = 49,398,405,845.61
  5. Step 5: Solve for x
    x = 49,398,405,845.61/211,538.56
  6. Step 6: Final answer
    x = 233,519.63

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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.