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Finding the Fourth Proportional to 79,665.74, 119,457.44 and 23,498.70

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Solution

The fourth proportional to 79,665.74, 119,457.44 and 23,498.70 is: 35,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,665.74 : 119,457.44 = 23,498.70 : x
  2. Step 2: Convert to fraction form
    79,665.74/119,457.44 = 23,498.70/x
  3. Step 3: Cross multiply
    79,665.74x = 119,457.44 × 23,498.70
  4. Step 4: Simplify right side
    79,665.74x = 2,807,094,427.83
  5. Step 5: Solve for x
    x = 2,807,094,427.83/79,665.74
  6. Step 6: Final answer
    x = 35,235.91

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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.