Home / 62,078.45-85,666.61-33,783.53

Finding the Fourth Proportional to 62,078.45, 85,666.61 and 33,783.53

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Solution

The fourth proportional to 62,078.45, 85,666.61 and 33,783.53 is: 46,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,078.45 : 85,666.61 = 33,783.53 : x
  2. Step 2: Convert to fraction form
    62,078.45/85,666.61 = 33,783.53/x
  3. Step 3: Cross multiply
    62,078.45x = 85,666.61 × 33,783.53
  4. Step 4: Simplify right side
    62,078.45x = 2,894,120,145.06
  5. Step 5: Solve for x
    x = 2,894,120,145.06/62,078.45
  6. Step 6: Final answer
    x = 46,620.37

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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.