Home / 57,928.88-79,950.40-36,710.08

Finding the Fourth Proportional to 57,928.88, 79,950.40 and 36,710.08

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Solution

The fourth proportional to 57,928.88, 79,950.40 and 36,710.08 is: 50,665.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,928.88 : 79,950.40 = 36,710.08 : x
  2. Step 2: Convert to fraction form
    57,928.88/79,950.40 = 36,710.08/x
  3. Step 3: Cross multiply
    57,928.88x = 79,950.40 × 36,710.08
  4. Step 4: Simplify right side
    57,928.88x = 2,934,985,580.03
  5. Step 5: Solve for x
    x = 2,934,985,580.03/57,928.88
  6. Step 6: Final answer
    x = 50,665.33

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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.