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Finding the Fourth Proportional to 92,888.00, 128,186.09 and 50,446.53

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Solution

The fourth proportional to 92,888.00, 128,186.09 and 50,446.53 is: 69,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.00 : 128,186.09 = 50,446.53 : x
  2. Step 2: Convert to fraction form
    92,888.00/128,186.09 = 50,446.53/x
  3. Step 3: Cross multiply
    92,888.00x = 128,186.09 × 50,446.53
  4. Step 4: Simplify right side
    92,888.00x = 6,466,543,655.47
  5. Step 5: Solve for x
    x = 6,466,543,655.47/92,888.00
  6. Step 6: Final answer
    x = 69,616.57

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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.