Home / 86,051.20-118,684.94-62,256.64

Finding the Fourth Proportional to 86,051.20, 118,684.94 and 62,256.64

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Solution

The fourth proportional to 86,051.20, 118,684.94 and 62,256.64 is: 85,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,051.20 : 118,684.94 = 62,256.64 : x
  2. Step 2: Convert to fraction form
    86,051.20/118,684.94 = 62,256.64/x
  3. Step 3: Cross multiply
    86,051.20x = 118,684.94 × 62,256.64
  4. Step 4: Simplify right side
    86,051.20x = 7,388,925,583.00
  5. Step 5: Solve for x
    x = 7,388,925,583.00/86,051.20
  6. Step 6: Final answer
    x = 85,866.62

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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.