Home / 62,889.08-86,835.64-48,330.20

Finding the Fourth Proportional to 62,889.08, 86,835.64 and 48,330.20

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Solution

The fourth proportional to 62,889.08, 86,835.64 and 48,330.20 is: 66,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,889.08 : 86,835.64 = 48,330.20 : x
  2. Step 2: Convert to fraction form
    62,889.08/86,835.64 = 48,330.20/x
  3. Step 3: Cross multiply
    62,889.08x = 86,835.64 × 48,330.20
  4. Step 4: Simplify right side
    62,889.08x = 4,196,783,848.33
  5. Step 5: Solve for x
    x = 4,196,783,848.33/62,889.08
  6. Step 6: Final answer
    x = 66,733.11

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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.