Home / 133,022.36-183,571.38-72,594.34

Finding the Fourth Proportional to 133,022.36, 183,571.38 and 72,594.34

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Solution

The fourth proportional to 133,022.36, 183,571.38 and 72,594.34 is: 100,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,022.36 : 183,571.38 = 72,594.34 : x
  2. Step 2: Convert to fraction form
    133,022.36/183,571.38 = 72,594.34/x
  3. Step 3: Cross multiply
    133,022.36x = 183,571.38 × 72,594.34
  4. Step 4: Simplify right side
    133,022.36x = 13,326,243,173.99
  5. Step 5: Solve for x
    x = 13,326,243,173.99/133,022.36
  6. Step 6: Final answer
    x = 100,180.47

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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.