Home / 74,852.72-103,304.40-43,022.96

Finding the Fourth Proportional to 74,852.72, 103,304.40 and 43,022.96

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Solution

The fourth proportional to 74,852.72, 103,304.40 and 43,022.96 is: 59,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,852.72 : 103,304.40 = 43,022.96 : x
  2. Step 2: Convert to fraction form
    74,852.72/103,304.40 = 43,022.96/x
  3. Step 3: Cross multiply
    74,852.72x = 103,304.40 × 43,022.96
  4. Step 4: Simplify right side
    74,852.72x = 4,444,461,069.02
  5. Step 5: Solve for x
    x = 4,444,461,069.02/74,852.72
  6. Step 6: Final answer
    x = 59,376.08

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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.