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Finding the Fourth Proportional to 93,337.55, 128,805.59 and 50,896.08

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Solution

The fourth proportional to 93,337.55, 128,805.59 and 50,896.08 is: 70,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,337.55 : 128,805.59 = 50,896.08 : x
  2. Step 2: Convert to fraction form
    93,337.55/128,805.59 = 50,896.08/x
  3. Step 3: Cross multiply
    93,337.55x = 128,805.59 × 50,896.08
  4. Step 4: Simplify right side
    93,337.55x = 6,555,699,961.65
  5. Step 5: Solve for x
    x = 6,555,699,961.65/93,337.55
  6. Step 6: Final answer
    x = 70,236.47

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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.