Home / 190,469.23-286,059.43-167,681.19

Finding the Fourth Proportional to 190,469.23, 286,059.43 and 167,681.19

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Solution

The fourth proportional to 190,469.23, 286,059.43 and 167,681.19 is: 251,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,469.23 : 286,059.43 = 167,681.19 : x
  2. Step 2: Convert to fraction form
    190,469.23/286,059.43 = 167,681.19/x
  3. Step 3: Cross multiply
    190,469.23x = 286,059.43 × 167,681.19
  4. Step 4: Simplify right side
    190,469.23x = 47,966,786,915.45
  5. Step 5: Solve for x
    x = 47,966,786,915.45/190,469.23
  6. Step 6: Final answer
    x = 251,834.84

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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.