Home / 62,338.12-86,054.93-39,708.14

Finding the Fourth Proportional to 62,338.12, 86,054.93 and 39,708.14

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Solution

The fourth proportional to 62,338.12, 86,054.93 and 39,708.14 is: 54,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,338.12 : 86,054.93 = 39,708.14 : x
  2. Step 2: Convert to fraction form
    62,338.12/86,054.93 = 39,708.14/x
  3. Step 3: Cross multiply
    62,338.12x = 86,054.93 × 39,708.14
  4. Step 4: Simplify right side
    62,338.12x = 3,417,081,323.96
  5. Step 5: Solve for x
    x = 3,417,081,323.96/62,338.12
  6. Step 6: Final answer
    x = 54,815.27

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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.