Home / 123,403.10-185,066.33-44,507.07

Finding the Fourth Proportional to 123,403.10, 185,066.33 and 44,507.07

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Solution

The fourth proportional to 123,403.10, 185,066.33 and 44,507.07 is: 66,746.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,403.10 : 185,066.33 = 44,507.07 : x
  2. Step 2: Convert to fraction form
    123,403.10/185,066.33 = 44,507.07/x
  3. Step 3: Cross multiply
    123,403.10x = 185,066.33 × 44,507.07
  4. Step 4: Simplify right side
    123,403.10x = 8,236,759,881.42
  5. Step 5: Solve for x
    x = 8,236,759,881.42/123,403.10
  6. Step 6: Final answer
    x = 66,746.79

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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.