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Finding the Fourth Proportional to 162,060.29, 223,654.51 and 90,441.51

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Solution

The fourth proportional to 162,060.29, 223,654.51 and 90,441.51 is: 124,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,060.29 : 223,654.51 = 90,441.51 : x
  2. Step 2: Convert to fraction form
    162,060.29/223,654.51 = 90,441.51/x
  3. Step 3: Cross multiply
    162,060.29x = 223,654.51 × 90,441.51
  4. Step 4: Simplify right side
    162,060.29x = 20,227,651,602.71
  5. Step 5: Solve for x
    x = 20,227,651,602.71/162,060.29
  6. Step 6: Final answer
    x = 124,815.60

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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.