Home / 55,599.02-83,398.70-13,478.93

Finding the Fourth Proportional to 55,599.02, 83,398.70 and 13,478.93

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Solution

The fourth proportional to 55,599.02, 83,398.70 and 13,478.93 is: 20,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,599.02 : 83,398.70 = 13,478.93 : x
  2. Step 2: Convert to fraction form
    55,599.02/83,398.70 = 13,478.93/x
  3. Step 3: Cross multiply
    55,599.02x = 83,398.70 × 13,478.93
  4. Step 4: Simplify right side
    55,599.02x = 1,124,124,755.00
  5. Step 5: Solve for x
    x = 1,124,124,755.00/55,599.02
  6. Step 6: Final answer
    x = 20,218.43

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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.