Home / 93,738.27-129,360.37-66,926.36

Finding the Fourth Proportional to 93,738.27, 129,360.37 and 66,926.36

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Solution

The fourth proportional to 93,738.27, 129,360.37 and 66,926.36 is: 92,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,738.27 : 129,360.37 = 66,926.36 : x
  2. Step 2: Convert to fraction form
    93,738.27/129,360.37 = 66,926.36/x
  3. Step 3: Cross multiply
    93,738.27x = 129,360.37 × 66,926.36
  4. Step 4: Simplify right side
    93,738.27x = 8,657,618,692.35
  5. Step 5: Solve for x
    x = 8,657,618,692.35/93,738.27
  6. Step 6: Final answer
    x = 92,359.49

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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.