Home / 86,023.22-118,723.73-48,304.76

Finding the Fourth Proportional to 86,023.22, 118,723.73 and 48,304.76

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Solution

The fourth proportional to 86,023.22, 118,723.73 and 48,304.76 is: 66,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,023.22 : 118,723.73 = 48,304.76 : x
  2. Step 2: Convert to fraction form
    86,023.22/118,723.73 = 48,304.76/x
  3. Step 3: Cross multiply
    86,023.22x = 118,723.73 × 48,304.76
  4. Step 4: Simplify right side
    86,023.22x = 5,734,920,448.81
  5. Step 5: Solve for x
    x = 5,734,920,448.81/86,023.22
  6. Step 6: Final answer
    x = 66,667.13

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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.