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Finding the Fourth Proportional to 60,446.67, 90,670.01 and 18,326.40

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Solution

The fourth proportional to 60,446.67, 90,670.01 and 18,326.40 is: 27,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,446.67 : 90,670.01 = 18,326.40 : x
  2. Step 2: Convert to fraction form
    60,446.67/90,670.01 = 18,326.40/x
  3. Step 3: Cross multiply
    60,446.67x = 90,670.01 × 18,326.40
  4. Step 4: Simplify right side
    60,446.67x = 1,661,654,779.63
  5. Step 5: Solve for x
    x = 1,661,654,779.63/60,446.67
  6. Step 6: Final answer
    x = 27,489.60

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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.