Home / 218,357.02-301,346.43-132,323.54

Finding the Fourth Proportional to 218,357.02, 301,346.43 and 132,323.54

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Solution

The fourth proportional to 218,357.02, 301,346.43 and 132,323.54 is: 182,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,357.02 : 301,346.43 = 132,323.54 : x
  2. Step 2: Convert to fraction form
    218,357.02/301,346.43 = 132,323.54/x
  3. Step 3: Cross multiply
    218,357.02x = 301,346.43 × 132,323.54
  4. Step 4: Simplify right side
    218,357.02x = 39,875,224,215.61
  5. Step 5: Solve for x
    x = 39,875,224,215.61/218,357.02
  6. Step 6: Final answer
    x = 182,614.80

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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.