Home / 61,980.14-85,532.84-33,685.83

Finding the Fourth Proportional to 61,980.14, 85,532.84 and 33,685.83

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Solution

The fourth proportional to 61,980.14, 85,532.84 and 33,685.83 is: 46,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,980.14 : 85,532.84 = 33,685.83 : x
  2. Step 2: Convert to fraction form
    61,980.14/85,532.84 = 33,685.83/x
  3. Step 3: Cross multiply
    61,980.14x = 85,532.84 × 33,685.83
  4. Step 4: Simplify right side
    61,980.14x = 2,881,244,539.23
  5. Step 5: Solve for x
    x = 2,881,244,539.23/61,980.14
  6. Step 6: Final answer
    x = 46,486.58

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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.