Home / 55,800.02-83,712.34-18,371.60

Finding the Fourth Proportional to 55,800.02, 83,712.34 and 18,371.60

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Solution

The fourth proportional to 55,800.02, 83,712.34 and 18,371.60 is: 27,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,800.02 : 83,712.34 = 18,371.60 : x
  2. Step 2: Convert to fraction form
    55,800.02/83,712.34 = 18,371.60/x
  3. Step 3: Cross multiply
    55,800.02x = 83,712.34 × 18,371.60
  4. Step 4: Simplify right side
    55,800.02x = 1,537,929,625.54
  5. Step 5: Solve for x
    x = 1,537,929,625.54/55,800.02
  6. Step 6: Final answer
    x = 27,561.45

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1.5x scale

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.