Home / 150,090.96-207,035.28-99,104.16

Finding the Fourth Proportional to 150,090.96, 207,035.28 and 99,104.16

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Solution

The fourth proportional to 150,090.96, 207,035.28 and 99,104.16 is: 136,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,090.96 : 207,035.28 = 99,104.16 : x
  2. Step 2: Convert to fraction form
    150,090.96/207,035.28 = 99,104.16/x
  3. Step 3: Cross multiply
    150,090.96x = 207,035.28 × 99,104.16
  4. Step 4: Simplify right side
    150,090.96x = 20,518,057,514.76
  5. Step 5: Solve for x
    x = 20,518,057,514.76/150,090.96
  6. Step 6: Final answer
    x = 136,704.15

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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.