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Finding the Fourth Proportional to 107,665.92, 161,497.44 and 37,545

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Solution

The fourth proportional to 107,665.92, 161,497.44 and 37,545 is: 56,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,665.92 : 161,497.44 = 37,545 : x
  2. Step 2: Convert to fraction form
    107,665.92/161,497.44 = 37,545/x
  3. Step 3: Cross multiply
    107,665.92x = 161,497.44 × 37,545
  4. Step 4: Simplify right side
    107,665.92x = 6,063,421,384.80
  5. Step 5: Solve for x
    x = 6,063,421,384.80/107,665.92
  6. Step 6: Final answer
    x = 56,317.00

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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.