Home / 190,503.86-285,555.73-64,100.22

Finding the Fourth Proportional to 190,503.86, 285,555.73 and 64,100.22

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Solution

The fourth proportional to 190,503.86, 285,555.73 and 64,100.22 is: 96,083.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,503.86 : 285,555.73 = 64,100.22 : x
  2. Step 2: Convert to fraction form
    190,503.86/285,555.73 = 64,100.22/x
  3. Step 3: Cross multiply
    190,503.86x = 285,555.73 × 64,100.22
  4. Step 4: Simplify right side
    190,503.86x = 18,304,185,115.26
  5. Step 5: Solve for x
    x = 18,304,185,115.26/190,503.86
  6. Step 6: Final answer
    x = 96,083.01

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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.