Home / 114,991.16-172,417.62-43,918.52

Finding the Fourth Proportional to 114,991.16, 172,417.62 and 43,918.52

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Solution

The fourth proportional to 114,991.16, 172,417.62 and 43,918.52 is: 65,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,991.16 : 172,417.62 = 43,918.52 : x
  2. Step 2: Convert to fraction form
    114,991.16/172,417.62 = 43,918.52/x
  3. Step 3: Cross multiply
    114,991.16x = 172,417.62 × 43,918.52
  4. Step 4: Simplify right side
    114,991.16x = 7,572,326,692.32
  5. Step 5: Solve for x
    x = 7,572,326,692.32/114,991.16
  6. Step 6: Final answer
    x = 65,851.38

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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.