Home / 123,331.52-184,699.20-70,581.12

Finding the Fourth Proportional to 123,331.52, 184,699.20 and 70,581.12

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Solution

The fourth proportional to 123,331.52, 184,699.20 and 70,581.12 is: 105,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,331.52 : 184,699.20 = 70,581.12 : x
  2. Step 2: Convert to fraction form
    123,331.52/184,699.20 = 70,581.12/x
  3. Step 3: Cross multiply
    123,331.52x = 184,699.20 × 70,581.12
  4. Step 4: Simplify right side
    123,331.52x = 13,036,276,399.10
  5. Step 5: Solve for x
    x = 13,036,276,399.10/123,331.52
  6. Step 6: Final answer
    x = 105,701.09

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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.