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Finding the Fourth Proportional to 58,910.91, 88,382.84 and 19,495.77

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Solution

The fourth proportional to 58,910.91, 88,382.84 and 19,495.77 is: 29,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,910.91 : 88,382.84 = 19,495.77 : x
  2. Step 2: Convert to fraction form
    58,910.91/88,382.84 = 19,495.77/x
  3. Step 3: Cross multiply
    58,910.91x = 88,382.84 × 19,495.77
  4. Step 4: Simplify right side
    58,910.91x = 1,723,091,423.11
  5. Step 5: Solve for x
    x = 1,723,091,423.11/58,910.91
  6. Step 6: Final answer
    x = 29,249.11

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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.