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Finding the Fourth Proportional to 199,492.96, 275,108.24 and 134,228.84

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Solution

The fourth proportional to 199,492.96, 275,108.24 and 134,228.84 is: 185,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,492.96 : 275,108.24 = 134,228.84 : x
  2. Step 2: Convert to fraction form
    199,492.96/275,108.24 = 134,228.84/x
  3. Step 3: Cross multiply
    199,492.96x = 275,108.24 × 134,228.84
  4. Step 4: Simplify right side
    199,492.96x = 36,927,459,929.64
  5. Step 5: Solve for x
    x = 36,927,459,929.64/199,492.96
  6. Step 6: Final answer
    x = 185,106.58

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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.