Home / 69,661.50-96,132.02-37,830.63

Finding the Fourth Proportional to 69,661.50, 96,132.02 and 37,830.63

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Solution

The fourth proportional to 69,661.50, 96,132.02 and 37,830.63 is: 52,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.50 : 96,132.02 = 37,830.63 : x
  2. Step 2: Convert to fraction form
    69,661.50/96,132.02 = 37,830.63/x
  3. Step 3: Cross multiply
    69,661.50x = 96,132.02 × 37,830.63
  4. Step 4: Simplify right side
    69,661.50x = 3,636,734,879.77
  5. Step 5: Solve for x
    x = 3,636,734,879.77/69,661.50
  6. Step 6: Final answer
    x = 52,205.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.