Home / 74,359.20-111,625.20-44,810.40

Finding the Fourth Proportional to 74,359.20, 111,625.20 and 44,810.40

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Solution

The fourth proportional to 74,359.20, 111,625.20 and 44,810.40 is: 67,267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,359.20 : 111,625.20 = 44,810.40 : x
  2. Step 2: Convert to fraction form
    74,359.20/111,625.20 = 44,810.40/x
  3. Step 3: Cross multiply
    74,359.20x = 111,625.20 × 44,810.40
  4. Step 4: Simplify right side
    74,359.20x = 5,001,969,862.08
  5. Step 5: Solve for x
    x = 5,001,969,862.08/74,359.20
  6. Step 6: Final answer
    x = 67,267.67

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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.