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Finding the Fourth Proportional to 58,473.30, 87,710.75 and 19,030.62

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Solution

The fourth proportional to 58,473.30, 87,710.75 and 19,030.62 is: 28,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,473.30 : 87,710.75 = 19,030.62 : x
  2. Step 2: Convert to fraction form
    58,473.30/87,710.75 = 19,030.62/x
  3. Step 3: Cross multiply
    58,473.30x = 87,710.75 × 19,030.62
  4. Step 4: Simplify right side
    58,473.30x = 1,669,189,953.17
  5. Step 5: Solve for x
    x = 1,669,189,953.17/58,473.30
  6. Step 6: Final answer
    x = 28,546.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.