Home / 190,822.60-286,233.90-174,201.40

Finding the Fourth Proportional to 190,822.60, 286,233.90 and 174,201.40

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Solution

The fourth proportional to 190,822.60, 286,233.90 and 174,201.40 is: 261,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,822.60 : 286,233.90 = 174,201.40 : x
  2. Step 2: Convert to fraction form
    190,822.60/286,233.90 = 174,201.40/x
  3. Step 3: Cross multiply
    190,822.60x = 286,233.90 × 174,201.40
  4. Step 4: Simplify right side
    190,822.60x = 49,862,346,107.46
  5. Step 5: Solve for x
    x = 49,862,346,107.46/190,822.60
  6. Step 6: Final answer
    x = 261,302.10

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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.