Home / 193,703.04-290,543.28-87,059.52

Finding the Fourth Proportional to 193,703.04, 290,543.28 and 87,059.52

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Solution

The fourth proportional to 193,703.04, 290,543.28 and 87,059.52 is: 130,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,703.04 : 290,543.28 = 87,059.52 : x
  2. Step 2: Convert to fraction form
    193,703.04/290,543.28 = 87,059.52/x
  3. Step 3: Cross multiply
    193,703.04x = 290,543.28 × 87,059.52
  4. Step 4: Simplify right side
    193,703.04x = 25,294,558,496.03
  5. Step 5: Solve for x
    x = 25,294,558,496.03/193,703.04
  6. Step 6: Final answer
    x = 130,584.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.