Home / 86,198.04-118,950.92-52,226.64

Finding the Fourth Proportional to 86,198.04, 118,950.92 and 52,226.64

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Solution

The fourth proportional to 86,198.04, 118,950.92 and 52,226.64 is: 72,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,198.04 : 118,950.92 = 52,226.64 : x
  2. Step 2: Convert to fraction form
    86,198.04/118,950.92 = 52,226.64/x
  3. Step 3: Cross multiply
    86,198.04x = 118,950.92 × 52,226.64
  4. Step 4: Simplify right side
    86,198.04x = 6,212,406,876.51
  5. Step 5: Solve for x
    x = 6,212,406,876.51/86,198.04
  6. Step 6: Final answer
    x = 72,071.32

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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.