Home / 77,365.44-106,767.36-45,532.80

Finding the Fourth Proportional to 77,365.44, 106,767.36 and 45,532.80

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Solution

The fourth proportional to 77,365.44, 106,767.36 and 45,532.80 is: 62,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,365.44 : 106,767.36 = 45,532.80 : x
  2. Step 2: Convert to fraction form
    77,365.44/106,767.36 = 45,532.80/x
  3. Step 3: Cross multiply
    77,365.44x = 106,767.36 × 45,532.80
  4. Step 4: Simplify right side
    77,365.44x = 4,861,416,849.41
  5. Step 5: Solve for x
    x = 4,861,416,849.41/77,365.44
  6. Step 6: Final answer
    x = 62,837.06

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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.