Home / 140,323.44-193,637.22-76,661.22

Finding the Fourth Proportional to 140,323.44, 193,637.22 and 76,661.22

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Solution

The fourth proportional to 140,323.44, 193,637.22 and 76,661.22 is: 105,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,323.44 : 193,637.22 = 76,661.22 : x
  2. Step 2: Convert to fraction form
    140,323.44/193,637.22 = 76,661.22/x
  3. Step 3: Cross multiply
    140,323.44x = 193,637.22 × 76,661.22
  4. Step 4: Simplify right side
    140,323.44x = 14,844,465,522.61
  5. Step 5: Solve for x
    x = 14,844,465,522.61/140,323.44
  6. Step 6: Final answer
    x = 105,787.50

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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.