Home / 47,041.84-70,563.48-11,982.16

Finding the Fourth Proportional to 47,041.84, 70,563.48 and 11,982.16

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Solution

The fourth proportional to 47,041.84, 70,563.48 and 11,982.16 is: 17,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,041.84 : 70,563.48 = 11,982.16 : x
  2. Step 2: Convert to fraction form
    47,041.84/70,563.48 = 11,982.16/x
  3. Step 3: Cross multiply
    47,041.84x = 70,563.48 × 11,982.16
  4. Step 4: Simplify right side
    47,041.84x = 845,502,907.52
  5. Step 5: Solve for x
    x = 845,502,907.52/47,041.84
  6. Step 6: Final answer
    x = 17,973.42

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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.