Home / 40,955.97-61,430.58-11,374.50

Finding the Fourth Proportional to 40,955.97, 61,430.58 and 11,374.50

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Solution

The fourth proportional to 40,955.97, 61,430.58 and 11,374.50 is: 17,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,955.97 : 61,430.58 = 11,374.50 : x
  2. Step 2: Convert to fraction form
    40,955.97/61,430.58 = 11,374.50/x
  3. Step 3: Cross multiply
    40,955.97x = 61,430.58 × 11,374.50
  4. Step 4: Simplify right side
    40,955.97x = 698,742,132.21
  5. Step 5: Solve for x
    x = 698,742,132.21/40,955.97
  6. Step 6: Final answer
    x = 17,060.81

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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.