Home / 77,484.25-106,923.67-43,485.58

Finding the Fourth Proportional to 77,484.25, 106,923.67 and 43,485.58

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Solution

The fourth proportional to 77,484.25, 106,923.67 and 43,485.58 is: 60,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,484.25 : 106,923.67 = 43,485.58 : x
  2. Step 2: Convert to fraction form
    77,484.25/106,923.67 = 43,485.58/x
  3. Step 3: Cross multiply
    77,484.25x = 106,923.67 × 43,485.58
  4. Step 4: Simplify right side
    77,484.25x = 4,649,637,805.68
  5. Step 5: Solve for x
    x = 4,649,637,805.68/77,484.25
  6. Step 6: Final answer
    x = 60,007.52

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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.