Home / 78,523.20-108,364.86-44,995.68

Finding the Fourth Proportional to 78,523.20, 108,364.86 and 44,995.68

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Solution

The fourth proportional to 78,523.20, 108,364.86 and 44,995.68 is: 62,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,523.20 : 108,364.86 = 44,995.68 : x
  2. Step 2: Convert to fraction form
    78,523.20/108,364.86 = 44,995.68/x
  3. Step 3: Cross multiply
    78,523.20x = 108,364.86 × 44,995.68
  4. Step 4: Simplify right side
    78,523.20x = 4,875,950,563.80
  5. Step 5: Solve for x
    x = 4,875,950,563.80/78,523.20
  6. Step 6: Final answer
    x = 62,095.67

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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.