Home / 179,343.79-247,500.77-98,777.45

Finding the Fourth Proportional to 179,343.79, 247,500.77 and 98,777.45

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Solution

The fourth proportional to 179,343.79, 247,500.77 and 98,777.45 is: 136,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,343.79 : 247,500.77 = 98,777.45 : x
  2. Step 2: Convert to fraction form
    179,343.79/247,500.77 = 98,777.45/x
  3. Step 3: Cross multiply
    179,343.79x = 247,500.77 × 98,777.45
  4. Step 4: Simplify right side
    179,343.79x = 24,447,494,933.64
  5. Step 5: Solve for x
    x = 24,447,494,933.64/179,343.79
  6. Step 6: Final answer
    x = 136,316.37

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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.