Home / 53,897.13-74,373.21-30,023.29

Finding the Fourth Proportional to 53,897.13, 74,373.21 and 30,023.29

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Solution

The fourth proportional to 53,897.13, 74,373.21 and 30,023.29 is: 41,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.13 : 74,373.21 = 30,023.29 : x
  2. Step 2: Convert to fraction form
    53,897.13/74,373.21 = 30,023.29/x
  3. Step 3: Cross multiply
    53,897.13x = 74,373.21 × 30,023.29
  4. Step 4: Simplify right side
    53,897.13x = 2,232,928,266.13
  5. Step 5: Solve for x
    x = 2,232,928,266.13/53,897.13
  6. Step 6: Final answer
    x = 41,429.45

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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.