Home / 150,092.40-207,063.24-86,416.68

Finding the Fourth Proportional to 150,092.40, 207,063.24 and 86,416.68

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Solution

The fourth proportional to 150,092.40, 207,063.24 and 86,416.68 is: 119,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,092.40 : 207,063.24 = 86,416.68 : x
  2. Step 2: Convert to fraction form
    150,092.40/207,063.24 = 86,416.68/x
  3. Step 3: Cross multiply
    150,092.40x = 207,063.24 × 86,416.68
  4. Step 4: Simplify right side
    150,092.40x = 17,893,717,750.84
  5. Step 5: Solve for x
    x = 17,893,717,750.84/150,092.40
  6. Step 6: Final answer
    x = 119,218.01

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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.