Home / 190,581.03-285,897.95-64,257.44

Finding the Fourth Proportional to 190,581.03, 285,897.95 and 64,257.44

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Solution

The fourth proportional to 190,581.03, 285,897.95 and 64,257.44 is: 96,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,581.03 : 285,897.95 = 64,257.44 : x
  2. Step 2: Convert to fraction form
    190,581.03/285,897.95 = 64,257.44/x
  3. Step 3: Cross multiply
    190,581.03x = 285,897.95 × 64,257.44
  4. Step 4: Simplify right side
    190,581.03x = 18,371,068,617.47
  5. Step 5: Solve for x
    x = 18,371,068,617.47/190,581.03
  6. Step 6: Final answer
    x = 96,395.05

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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.