Home / 107,400.08-161,145.48-57,467

Finding the Fourth Proportional to 107,400.08, 161,145.48 and 57,467

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Solution

The fourth proportional to 107,400.08, 161,145.48 and 57,467 is: 86,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,400.08 : 161,145.48 = 57,467 : x
  2. Step 2: Convert to fraction form
    107,400.08/161,145.48 = 57,467/x
  3. Step 3: Cross multiply
    107,400.08x = 161,145.48 × 57,467
  4. Step 4: Simplify right side
    107,400.08x = 9,260,547,299.16
  5. Step 5: Solve for x
    x = 9,260,547,299.16/107,400.08
  6. Step 6: Final answer
    x = 86,224.77

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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.