Home / 190,410.03-285,541.20-101,615.10

Finding the Fourth Proportional to 190,410.03, 285,541.20 and 101,615.10

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Solution

The fourth proportional to 190,410.03, 285,541.20 and 101,615.10 is: 152,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,410.03 : 285,541.20 = 101,615.10 : x
  2. Step 2: Convert to fraction form
    190,410.03/285,541.20 = 101,615.10/x
  3. Step 3: Cross multiply
    190,410.03x = 285,541.20 × 101,615.10
  4. Step 4: Simplify right side
    190,410.03x = 29,015,297,592.12
  5. Step 5: Solve for x
    x = 29,015,297,592.12/190,410.03
  6. Step 6: Final answer
    x = 152,383.24

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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.