Home / 190,451.89-262,817.92-104,407.93

Finding the Fourth Proportional to 190,451.89, 262,817.92 and 104,407.93

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Solution

The fourth proportional to 190,451.89, 262,817.92 and 104,407.93 is: 144,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,451.89 : 262,817.92 = 104,407.93 : x
  2. Step 2: Convert to fraction form
    190,451.89/262,817.92 = 104,407.93/x
  3. Step 3: Cross multiply
    190,451.89x = 262,817.92 × 104,407.93
  4. Step 4: Simplify right side
    190,451.89x = 27,440,274,126.67
  5. Step 5: Solve for x
    x = 27,440,274,126.67/190,451.89
  6. Step 6: Final answer
    x = 144,079.82

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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.