Home / 53,333.02-80,007.63-20,055.39

Finding the Fourth Proportional to 53,333.02, 80,007.63 and 20,055.39

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Solution

The fourth proportional to 53,333.02, 80,007.63 and 20,055.39 is: 30,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,333.02 : 80,007.63 = 20,055.39 : x
  2. Step 2: Convert to fraction form
    53,333.02/80,007.63 = 20,055.39/x
  3. Step 3: Cross multiply
    53,333.02x = 80,007.63 × 20,055.39
  4. Step 4: Simplify right side
    53,333.02x = 1,604,584,222.63
  5. Step 5: Solve for x
    x = 1,604,584,222.63/53,333.02
  6. Step 6: Final answer
    x = 30,086.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.