Home / 190,372.56-285,485.03-101,577.63

Finding the Fourth Proportional to 190,372.56, 285,485.03 and 101,577.63

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Solution

The fourth proportional to 190,372.56, 285,485.03 and 101,577.63 is: 152,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,372.56 : 285,485.03 = 101,577.63 : x
  2. Step 2: Convert to fraction form
    190,372.56/285,485.03 = 101,577.63/x
  3. Step 3: Cross multiply
    190,372.56x = 285,485.03 × 101,577.63
  4. Step 4: Simplify right side
    190,372.56x = 28,998,892,239.99
  5. Step 5: Solve for x
    x = 28,998,892,239.99/190,372.56
  6. Step 6: Final answer
    x = 152,327.06

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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.