Home / 54,848.55-75,698.51-31,564.50

Finding the Fourth Proportional to 54,848.55, 75,698.51 and 31,564.50

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Solution

The fourth proportional to 54,848.55, 75,698.51 and 31,564.50 is: 43,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,848.55 : 75,698.51 = 31,564.50 : x
  2. Step 2: Convert to fraction form
    54,848.55/75,698.51 = 31,564.50/x
  3. Step 3: Cross multiply
    54,848.55x = 75,698.51 × 31,564.50
  4. Step 4: Simplify right side
    54,848.55x = 2,389,385,461.07
  5. Step 5: Solve for x
    x = 2,389,385,461.07/54,848.55
  6. Step 6: Final answer
    x = 43,563.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.