Home / 109,598.21-151,350.01-103,627.63

Finding the Fourth Proportional to 109,598.21, 151,350.01 and 103,627.63

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Solution

The fourth proportional to 109,598.21, 151,350.01 and 103,627.63 is: 143,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,598.21 : 151,350.01 = 103,627.63 : x
  2. Step 2: Convert to fraction form
    109,598.21/151,350.01 = 103,627.63/x
  3. Step 3: Cross multiply
    109,598.21x = 151,350.01 × 103,627.63
  4. Step 4: Simplify right side
    109,598.21x = 15,684,042,836.78
  5. Step 5: Solve for x
    x = 15,684,042,836.78/109,598.21
  6. Step 6: Final answer
    x = 143,104.92

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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.