Home / 134,785.53-184,655.93-129,738.42

Finding the Fourth Proportional to 134,785.53, 184,655.93 and 129,738.42

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Solution

The fourth proportional to 134,785.53, 184,655.93 and 129,738.42 is: 177,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,785.53 : 184,655.93 = 129,738.42 : x
  2. Step 2: Convert to fraction form
    134,785.53/184,655.93 = 129,738.42/x
  3. Step 3: Cross multiply
    134,785.53x = 184,655.93 × 129,738.42
  4. Step 4: Simplify right side
    134,785.53x = 23,956,967,953.14
  5. Step 5: Solve for x
    x = 23,956,967,953.14/134,785.53
  6. Step 6: Final answer
    x = 177,741.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.