Home / 114,938.83-172,352.71-40,057.21

Finding the Fourth Proportional to 114,938.83, 172,352.71 and 40,057.21

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Solution

The fourth proportional to 114,938.83, 172,352.71 and 40,057.21 is: 60,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,938.83 : 172,352.71 = 40,057.21 : x
  2. Step 2: Convert to fraction form
    114,938.83/172,352.71 = 40,057.21/x
  3. Step 3: Cross multiply
    114,938.83x = 172,352.71 × 40,057.21
  4. Step 4: Simplify right side
    114,938.83x = 6,903,968,698.54
  5. Step 5: Solve for x
    x = 6,903,968,698.54/114,938.83
  6. Step 6: Final answer
    x = 60,066.46

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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.