Home / 102,769.44-141,825.96-59,748.72

Finding the Fourth Proportional to 102,769.44, 141,825.96 and 59,748.72

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Solution

The fourth proportional to 102,769.44, 141,825.96 and 59,748.72 is: 82,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,769.44 : 141,825.96 = 59,748.72 : x
  2. Step 2: Convert to fraction form
    102,769.44/141,825.96 = 59,748.72/x
  3. Step 3: Cross multiply
    102,769.44x = 141,825.96 × 59,748.72
  4. Step 4: Simplify right side
    102,769.44x = 8,473,919,572.77
  5. Step 5: Solve for x
    x = 8,473,919,572.77/102,769.44
  6. Step 6: Final answer
    x = 82,455.64

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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.