Home / 86,263.42-119,028-49,466.74

Finding the Fourth Proportional to 86,263.42, 119,028 and 49,466.74

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Solution

The fourth proportional to 86,263.42, 119,028 and 49,466.74 is: 68,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,263.42 : 119,028 = 49,466.74 : x
  2. Step 2: Convert to fraction form
    86,263.42/119,028 = 49,466.74/x
  3. Step 3: Cross multiply
    86,263.42x = 119,028 × 49,466.74
  4. Step 4: Simplify right side
    86,263.42x = 5,887,927,128.72
  5. Step 5: Solve for x
    x = 5,887,927,128.72/86,263.42
  6. Step 6: Final answer
    x = 68,255.20

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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.