Home / 242,146.08-334,326.24-151,538.76

Finding the Fourth Proportional to 242,146.08, 334,326.24 and 151,538.76

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Solution

The fourth proportional to 242,146.08, 334,326.24 and 151,538.76 is: 209,226.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,146.08 : 334,326.24 = 151,538.76 : x
  2. Step 2: Convert to fraction form
    242,146.08/334,326.24 = 151,538.76/x
  3. Step 3: Cross multiply
    242,146.08x = 334,326.24 × 151,538.76
  4. Step 4: Simplify right side
    242,146.08x = 50,663,383,845.06
  5. Step 5: Solve for x
    x = 50,663,383,845.06/242,146.08
  6. Step 6: Final answer
    x = 209,226.53

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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.