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Finding the Fourth Proportional to 158,773.96, 219,049.14 and 113,457.16

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Solution

The fourth proportional to 158,773.96, 219,049.14 and 113,457.16 is: 156,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,773.96 : 219,049.14 = 113,457.16 : x
  2. Step 2: Convert to fraction form
    158,773.96/219,049.14 = 113,457.16/x
  3. Step 3: Cross multiply
    158,773.96x = 219,049.14 × 113,457.16
  4. Step 4: Simplify right side
    158,773.96x = 24,852,693,324.84
  5. Step 5: Solve for x
    x = 24,852,693,324.84/158,773.96
  6. Step 6: Final answer
    x = 156,528.77

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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.