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Finding the Fourth Proportional to 46,901.58, 64,711.35 and 30,144.30

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Solution

The fourth proportional to 46,901.58, 64,711.35 and 30,144.30 is: 41,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,901.58 : 64,711.35 = 30,144.30 : x
  2. Step 2: Convert to fraction form
    46,901.58/64,711.35 = 30,144.30/x
  3. Step 3: Cross multiply
    46,901.58x = 64,711.35 × 30,144.30
  4. Step 4: Simplify right side
    46,901.58x = 1,950,678,347.81
  5. Step 5: Solve for x
    x = 1,950,678,347.81/46,901.58
  6. Step 6: Final answer
    x = 41,590.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.