Home / 114,860.84-172,187.46-40,971.56

Finding the Fourth Proportional to 114,860.84, 172,187.46 and 40,971.56

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Solution

The fourth proportional to 114,860.84, 172,187.46 and 40,971.56 is: 61,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,860.84 : 172,187.46 = 40,971.56 : x
  2. Step 2: Convert to fraction form
    114,860.84/172,187.46 = 40,971.56/x
  3. Step 3: Cross multiply
    114,860.84x = 172,187.46 × 40,971.56
  4. Step 4: Simplify right side
    114,860.84x = 7,054,788,848.64
  5. Step 5: Solve for x
    x = 7,054,788,848.64/114,860.84
  6. Step 6: Final answer
    x = 61,420.31

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1.5x scale

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.