Home / 98,035.53-135,318.01-57,762.30

Finding the Fourth Proportional to 98,035.53, 135,318.01 and 57,762.30

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Solution

The fourth proportional to 98,035.53, 135,318.01 and 57,762.30 is: 79,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,035.53 : 135,318.01 = 57,762.30 : x
  2. Step 2: Convert to fraction form
    98,035.53/135,318.01 = 57,762.30/x
  3. Step 3: Cross multiply
    98,035.53x = 135,318.01 × 57,762.30
  4. Step 4: Simplify right side
    98,035.53x = 7,816,279,344.62
  5. Step 5: Solve for x
    x = 7,816,279,344.62/98,035.53
  6. Step 6: Final answer
    x = 79,729.05

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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.