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Finding the Fourth Proportional to 58,813.52, 88,223.66 and 16,690.30

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Solution

The fourth proportional to 58,813.52, 88,223.66 and 16,690.30 is: 25,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,813.52 : 88,223.66 = 16,690.30 : x
  2. Step 2: Convert to fraction form
    58,813.52/88,223.66 = 16,690.30/x
  3. Step 3: Cross multiply
    58,813.52x = 88,223.66 × 16,690.30
  4. Step 4: Simplify right side
    58,813.52x = 1,472,479,352.50
  5. Step 5: Solve for x
    x = 1,472,479,352.50/58,813.52
  6. Step 6: Final answer
    x = 25,036.41

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1.5x scale

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.