Home / 123,114.96-184,679.28-38,877.12

Finding the Fourth Proportional to 123,114.96, 184,679.28 and 38,877.12

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Solution

The fourth proportional to 123,114.96, 184,679.28 and 38,877.12 is: 58,317.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,114.96 : 184,679.28 = 38,877.12 : x
  2. Step 2: Convert to fraction form
    123,114.96/184,679.28 = 38,877.12/x
  3. Step 3: Cross multiply
    123,114.96x = 184,679.28 × 38,877.12
  4. Step 4: Simplify right side
    123,114.96x = 7,179,798,530.07
  5. Step 5: Solve for x
    x = 7,179,798,530.07/123,114.96
  6. Step 6: Final answer
    x = 58,317.84

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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.