Home / 110,740.44-152,768.68-72,483.16

Finding the Fourth Proportional to 110,740.44, 152,768.68 and 72,483.16

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Solution

The fourth proportional to 110,740.44, 152,768.68 and 72,483.16 is: 99,991.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,740.44 : 152,768.68 = 72,483.16 : x
  2. Step 2: Convert to fraction form
    110,740.44/152,768.68 = 72,483.16/x
  3. Step 3: Cross multiply
    110,740.44x = 152,768.68 × 72,483.16
  4. Step 4: Simplify right side
    110,740.44x = 11,073,156,675.43
  5. Step 5: Solve for x
    x = 11,073,156,675.43/110,740.44
  6. Step 6: Final answer
    x = 99,991.99

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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.