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Finding the Fourth Proportional to 94,196.85, 129,984.10 and 53,901.37

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Solution

The fourth proportional to 94,196.85, 129,984.10 and 53,901.37 is: 74,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,196.85 : 129,984.10 = 53,901.37 : x
  2. Step 2: Convert to fraction form
    94,196.85/129,984.10 = 53,901.37/x
  3. Step 3: Cross multiply
    94,196.85x = 129,984.10 × 53,901.37
  4. Step 4: Simplify right side
    94,196.85x = 7,006,321,068.22
  5. Step 5: Solve for x
    x = 7,006,321,068.22/94,196.85
  6. Step 6: Final answer
    x = 74,379.57

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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.