Home / 52,929.49-73,040.02-31,420.16

Finding the Fourth Proportional to 52,929.49, 73,040.02 and 31,420.16

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Solution

The fourth proportional to 52,929.49, 73,040.02 and 31,420.16 is: 43,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,929.49 : 73,040.02 = 31,420.16 : x
  2. Step 2: Convert to fraction form
    52,929.49/73,040.02 = 31,420.16/x
  3. Step 3: Cross multiply
    52,929.49x = 73,040.02 × 31,420.16
  4. Step 4: Simplify right side
    52,929.49x = 2,294,929,114.80
  5. Step 5: Solve for x
    x = 2,294,929,114.80/52,929.49
  6. Step 6: Final answer
    x = 43,358.23

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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.