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Finding the Fourth Proportional to 56,952, 85,445.44 and 20,016

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Solution

The fourth proportional to 56,952, 85,445.44 and 20,016 is: 30,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,952 : 85,445.44 = 20,016 : x
  2. Step 2: Convert to fraction form
    56,952/85,445.44 = 20,016/x
  3. Step 3: Cross multiply
    56,952x = 85,445.44 × 20,016
  4. Step 4: Simplify right side
    56,952x = 1,710,275,927.04
  5. Step 5: Solve for x
    x = 1,710,275,927.04/56,952
  6. Step 6: Final answer
    x = 30,030.13

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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.