Home / 190,301.08-285,549.34-96,806.52

Finding the Fourth Proportional to 190,301.08, 285,549.34 and 96,806.52

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Solution

The fourth proportional to 190,301.08, 285,549.34 and 96,806.52 is: 145,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,301.08 : 285,549.34 = 96,806.52 : x
  2. Step 2: Convert to fraction form
    190,301.08/285,549.34 = 96,806.52/x
  3. Step 3: Cross multiply
    190,301.08x = 285,549.34 × 96,806.52
  4. Step 4: Simplify right side
    190,301.08x = 27,643,037,893.70
  5. Step 5: Solve for x
    x = 27,643,037,893.70/190,301.08
  6. Step 6: Final answer
    x = 145,259.49

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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.