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Finding the Fourth Proportional to 60,927.87, 83,893.55 and 53,331.69

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Solution

The fourth proportional to 60,927.87, 83,893.55 and 53,331.69 is: 73,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,927.87 : 83,893.55 = 53,331.69 : x
  2. Step 2: Convert to fraction form
    60,927.87/83,893.55 = 53,331.69/x
  3. Step 3: Cross multiply
    60,927.87x = 83,893.55 × 53,331.69
  4. Step 4: Simplify right side
    60,927.87x = 4,474,184,534.94
  5. Step 5: Solve for x
    x = 4,474,184,534.94/60,927.87
  6. Step 6: Final answer
    x = 73,434.12

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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.