Home / 86,098.37-118,814.94-47,856.92

Finding the Fourth Proportional to 86,098.37, 118,814.94 and 47,856.92

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Solution

The fourth proportional to 86,098.37, 118,814.94 and 47,856.92 is: 66,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,098.37 : 118,814.94 = 47,856.92 : x
  2. Step 2: Convert to fraction form
    86,098.37/118,814.94 = 47,856.92/x
  3. Step 3: Cross multiply
    86,098.37x = 118,814.94 × 47,856.92
  4. Step 4: Simplify right side
    86,098.37x = 5,686,116,484.31
  5. Step 5: Solve for x
    x = 5,686,116,484.31/86,098.37
  6. Step 6: Final answer
    x = 66,042.10

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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.