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Finding the Fourth Proportional to 79,503.80, 119,152.02 and 32,703.80

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Solution

The fourth proportional to 79,503.80, 119,152.02 and 32,703.80 is: 49,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,503.80 : 119,152.02 = 32,703.80 : x
  2. Step 2: Convert to fraction form
    79,503.80/119,152.02 = 32,703.80/x
  3. Step 3: Cross multiply
    79,503.80x = 119,152.02 × 32,703.80
  4. Step 4: Simplify right side
    79,503.80x = 3,896,723,831.68
  5. Step 5: Solve for x
    x = 3,896,723,831.68/79,503.80
  6. Step 6: Final answer
    x = 49,013.05

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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.