Home / 93,974.56-129,692.39-53,147.30

Finding the Fourth Proportional to 93,974.56, 129,692.39 and 53,147.30

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Solution

The fourth proportional to 93,974.56, 129,692.39 and 53,147.30 is: 73,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974.56 : 129,692.39 = 53,147.30 : x
  2. Step 2: Convert to fraction form
    93,974.56/129,692.39 = 53,147.30/x
  3. Step 3: Cross multiply
    93,974.56x = 129,692.39 × 53,147.30
  4. Step 4: Simplify right side
    93,974.56x = 6,892,799,444.85
  5. Step 5: Solve for x
    x = 6,892,799,444.85/93,974.56
  6. Step 6: Final answer
    x = 73,347.51

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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.