Home / 53,859.02-74,329.47-31,204.10

Finding the Fourth Proportional to 53,859.02, 74,329.47 and 31,204.10

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Solution

The fourth proportional to 53,859.02, 74,329.47 and 31,204.10 is: 43,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,859.02 : 74,329.47 = 31,204.10 : x
  2. Step 2: Convert to fraction form
    53,859.02/74,329.47 = 31,204.10/x
  3. Step 3: Cross multiply
    53,859.02x = 74,329.47 × 31,204.10
  4. Step 4: Simplify right side
    53,859.02x = 2,319,384,214.83
  5. Step 5: Solve for x
    x = 2,319,384,214.83/53,859.02
  6. Step 6: Final answer
    x = 43,063.99

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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.