Home / 218,525.84-301,571.36-123,036.04

Finding the Fourth Proportional to 218,525.84, 301,571.36 and 123,036.04

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Solution

The fourth proportional to 218,525.84, 301,571.36 and 123,036.04 is: 169,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,525.84 : 301,571.36 = 123,036.04 : x
  2. Step 2: Convert to fraction form
    218,525.84/301,571.36 = 123,036.04/x
  3. Step 3: Cross multiply
    218,525.84x = 301,571.36 × 123,036.04
  4. Step 4: Simplify right side
    218,525.84x = 37,104,145,911.81
  5. Step 5: Solve for x
    x = 37,104,145,911.81/218,525.84
  6. Step 6: Final answer
    x = 169,792.94

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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.