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Finding the Fourth Proportional to 97,333.86, 134,317.80 and 54,314.52

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Solution

The fourth proportional to 97,333.86, 134,317.80 and 54,314.52 is: 74,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,333.86 : 134,317.80 = 54,314.52 : x
  2. Step 2: Convert to fraction form
    97,333.86/134,317.80 = 54,314.52/x
  3. Step 3: Cross multiply
    97,333.86x = 134,317.80 × 54,314.52
  4. Step 4: Simplify right side
    97,333.86x = 7,295,406,834.46
  5. Step 5: Solve for x
    x = 7,295,406,834.46/97,333.86
  6. Step 6: Final answer
    x = 74,952.40

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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.