Home / 54,032.68-74,577.54-31,683.88

Finding the Fourth Proportional to 54,032.68, 74,577.54 and 31,683.88

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Solution

The fourth proportional to 54,032.68, 74,577.54 and 31,683.88 is: 43,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,032.68 : 74,577.54 = 31,683.88 : x
  2. Step 2: Convert to fraction form
    54,032.68/74,577.54 = 31,683.88/x
  3. Step 3: Cross multiply
    54,032.68x = 74,577.54 × 31,683.88
  4. Step 4: Simplify right side
    54,032.68x = 2,362,905,828.06
  5. Step 5: Solve for x
    x = 2,362,905,828.06/54,032.68
  6. Step 6: Final answer
    x = 43,731.05

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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.