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Finding the Fourth Proportional to 184,656.92, 254,826.72 and 99,774.20

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Solution

The fourth proportional to 184,656.92, 254,826.72 and 99,774.20 is: 137,688.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,656.92 : 254,826.72 = 99,774.20 : x
  2. Step 2: Convert to fraction form
    184,656.92/254,826.72 = 99,774.20/x
  3. Step 3: Cross multiply
    184,656.92x = 254,826.72 × 99,774.20
  4. Step 4: Simplify right side
    184,656.92x = 25,425,132,126.62
  5. Step 5: Solve for x
    x = 25,425,132,126.62/184,656.92
  6. Step 6: Final answer
    x = 137,688.49

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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.