Home / 143,268.08-214,901.88-38,087.06

Finding the Fourth Proportional to 143,268.08, 214,901.88 and 38,087.06

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Solution

The fourth proportional to 143,268.08, 214,901.88 and 38,087.06 is: 57,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,268.08 : 214,901.88 = 38,087.06 : x
  2. Step 2: Convert to fraction form
    143,268.08/214,901.88 = 38,087.06/x
  3. Step 3: Cross multiply
    143,268.08x = 214,901.88 × 38,087.06
  4. Step 4: Simplify right side
    143,268.08x = 8,184,980,797.67
  5. Step 5: Solve for x
    x = 8,184,980,797.67/143,268.08
  6. Step 6: Final answer
    x = 57,130.53

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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.