Home / 67,765.20-93,518.95-37,550.45

Finding the Fourth Proportional to 67,765.20, 93,518.95 and 37,550.45

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Solution

The fourth proportional to 67,765.20, 93,518.95 and 37,550.45 is: 51,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,765.20 : 93,518.95 = 37,550.45 : x
  2. Step 2: Convert to fraction form
    67,765.20/93,518.95 = 37,550.45/x
  3. Step 3: Cross multiply
    67,765.20x = 93,518.95 × 37,550.45
  4. Step 4: Simplify right side
    67,765.20x = 3,511,678,586.07
  5. Step 5: Solve for x
    x = 3,511,678,586.07/67,765.20
  6. Step 6: Final answer
    x = 51,821.27

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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.