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Finding the Fourth Proportional to 58,896.92, 81,275.64 and 32,038.40

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Solution

The fourth proportional to 58,896.92, 81,275.64 and 32,038.40 is: 44,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,896.92 : 81,275.64 = 32,038.40 : x
  2. Step 2: Convert to fraction form
    58,896.92/81,275.64 = 32,038.40/x
  3. Step 3: Cross multiply
    58,896.92x = 81,275.64 × 32,038.40
  4. Step 4: Simplify right side
    58,896.92x = 2,603,941,464.58
  5. Step 5: Solve for x
    x = 2,603,941,464.58/58,896.92
  6. Step 6: Final answer
    x = 44,211.84

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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.