Home / 91,136.59-125,768.83-50,852.05

Finding the Fourth Proportional to 91,136.59, 125,768.83 and 50,852.05

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Solution

The fourth proportional to 91,136.59, 125,768.83 and 50,852.05 is: 70,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,136.59 : 125,768.83 = 50,852.05 : x
  2. Step 2: Convert to fraction form
    91,136.59/125,768.83 = 50,852.05/x
  3. Step 3: Cross multiply
    91,136.59x = 125,768.83 × 50,852.05
  4. Step 4: Simplify right side
    91,136.59x = 6,395,602,202.76
  5. Step 5: Solve for x
    x = 6,395,602,202.76/91,136.59
  6. Step 6: Final answer
    x = 70,176.01

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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.