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Finding the Fourth Proportional to 161,248.92, 241,790.42 and 72,426.22

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Solution

The fourth proportional to 161,248.92, 241,790.42 and 72,426.22 is: 108,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,248.92 : 241,790.42 = 72,426.22 : x
  2. Step 2: Convert to fraction form
    161,248.92/241,790.42 = 72,426.22/x
  3. Step 3: Cross multiply
    161,248.92x = 241,790.42 × 72,426.22
  4. Step 4: Simplify right side
    161,248.92x = 17,511,966,152.81
  5. Step 5: Solve for x
    x = 17,511,966,152.81/161,248.92
  6. Step 6: Final answer
    x = 108,602.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.