Home / 86,163.36-118,892.56-48,430.32

Finding the Fourth Proportional to 86,163.36, 118,892.56 and 48,430.32

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Solution

The fourth proportional to 86,163.36, 118,892.56 and 48,430.32 is: 66,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,163.36 : 118,892.56 = 48,430.32 : x
  2. Step 2: Convert to fraction form
    86,163.36/118,892.56 = 48,430.32/x
  3. Step 3: Cross multiply
    86,163.36x = 118,892.56 × 48,430.32
  4. Step 4: Simplify right side
    86,163.36x = 5,758,004,726.42
  5. Step 5: Solve for x
    x = 5,758,004,726.42/86,163.36
  6. Step 6: Final answer
    x = 66,826.60

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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.