Home / 145,233.55-217,844.40-50,485.22

Finding the Fourth Proportional to 145,233.55, 217,844.40 and 50,485.22

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Solution

The fourth proportional to 145,233.55, 217,844.40 and 50,485.22 is: 75,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,233.55 : 217,844.40 = 50,485.22 : x
  2. Step 2: Convert to fraction form
    145,233.55/217,844.40 = 50,485.22/x
  3. Step 3: Cross multiply
    145,233.55x = 217,844.40 × 50,485.22
  4. Step 4: Simplify right side
    145,233.55x = 10,997,922,459.77
  5. Step 5: Solve for x
    x = 10,997,922,459.77/145,233.55
  6. Step 6: Final answer
    x = 75,725.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.