Home / 147,705.93-203,833.67-80,637.93

Finding the Fourth Proportional to 147,705.93, 203,833.67 and 80,637.93

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Solution

The fourth proportional to 147,705.93, 203,833.67 and 80,637.93 is: 111,280.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705.93 : 203,833.67 = 80,637.93 : x
  2. Step 2: Convert to fraction form
    147,705.93/203,833.67 = 80,637.93/x
  3. Step 3: Cross multiply
    147,705.93x = 203,833.67 × 80,637.93
  4. Step 4: Simplify right side
    147,705.93x = 16,436,724,809.91
  5. Step 5: Solve for x
    x = 16,436,724,809.91/147,705.93
  6. Step 6: Final answer
    x = 111,280.06

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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.