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Finding the Fourth Proportional to 59,329.94, 89,407.67 and 53,709.35

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Solution

The fourth proportional to 59,329.94, 89,407.67 and 53,709.35 is: 80,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,329.94 : 89,407.67 = 53,709.35 : x
  2. Step 2: Convert to fraction form
    59,329.94/89,407.67 = 53,709.35/x
  3. Step 3: Cross multiply
    59,329.94x = 89,407.67 × 53,709.35
  4. Step 4: Simplify right side
    59,329.94x = 4,802,027,125.13
  5. Step 5: Solve for x
    x = 4,802,027,125.13/59,329.94
  6. Step 6: Final answer
    x = 80,937.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.