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Finding the Fourth Proportional to 79,737.50, 119,566.76 and 46,465.94

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Solution

The fourth proportional to 79,737.50, 119,566.76 and 46,465.94 is: 69,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,737.50 : 119,566.76 = 46,465.94 : x
  2. Step 2: Convert to fraction form
    79,737.50/119,566.76 = 46,465.94/x
  3. Step 3: Cross multiply
    79,737.50x = 119,566.76 × 46,465.94
  4. Step 4: Simplify right side
    79,737.50x = 5,555,781,065.99
  5. Step 5: Solve for x
    x = 5,555,781,065.99/79,737.50
  6. Step 6: Final answer
    x = 69,675.89

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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.