Home / 190,955.76-286,579.44-96,280.53

Finding the Fourth Proportional to 190,955.76, 286,579.44 and 96,280.53

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Solution

The fourth proportional to 190,955.76, 286,579.44 and 96,280.53 is: 144,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,955.76 : 286,579.44 = 96,280.53 : x
  2. Step 2: Convert to fraction form
    190,955.76/286,579.44 = 96,280.53/x
  3. Step 3: Cross multiply
    190,955.76x = 286,579.44 × 96,280.53
  4. Step 4: Simplify right side
    190,955.76x = 27,592,020,370.30
  5. Step 5: Solve for x
    x = 27,592,020,370.30/190,955.76
  6. Step 6: Final answer
    x = 144,494.31

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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.