Home / 42,030-58,001.40-23,167.53

Finding the Fourth Proportional to 42,030, 58,001.40 and 23,167.53

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Solution

The fourth proportional to 42,030, 58,001.40 and 23,167.53 is: 31,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,030 : 58,001.40 = 23,167.53 : x
  2. Step 2: Convert to fraction form
    42,030/58,001.40 = 23,167.53/x
  3. Step 3: Cross multiply
    42,030x = 58,001.40 × 23,167.53
  4. Step 4: Simplify right side
    42,030x = 1,343,749,174.54
  5. Step 5: Solve for x
    x = 1,343,749,174.54/42,030
  6. Step 6: Final answer
    x = 31,971.19

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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.