Home / 176,322.78-243,347.67-109,264.86

Finding the Fourth Proportional to 176,322.78, 243,347.67 and 109,264.86

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Solution

The fourth proportional to 176,322.78, 243,347.67 and 109,264.86 is: 150,799.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,322.78 : 243,347.67 = 109,264.86 : x
  2. Step 2: Convert to fraction form
    176,322.78/243,347.67 = 109,264.86/x
  3. Step 3: Cross multiply
    176,322.78x = 243,347.67 × 109,264.86
  4. Step 4: Simplify right side
    176,322.78x = 26,589,349,093.88
  5. Step 5: Solve for x
    x = 26,589,349,093.88/176,322.78
  6. Step 6: Final answer
    x = 150,799.28

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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.