Home / 178,997.51-247,011.83-97,323.19

Finding the Fourth Proportional to 178,997.51, 247,011.83 and 97,323.19

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Solution

The fourth proportional to 178,997.51, 247,011.83 and 97,323.19 is: 134,303.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,997.51 : 247,011.83 = 97,323.19 : x
  2. Step 2: Convert to fraction form
    178,997.51/247,011.83 = 97,323.19/x
  3. Step 3: Cross multiply
    178,997.51x = 247,011.83 × 97,323.19
  4. Step 4: Simplify right side
    178,997.51x = 24,039,978,524.15
  5. Step 5: Solve for x
    x = 24,039,978,524.15/178,997.51
  6. Step 6: Final answer
    x = 134,303.42

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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.