Home / 55,416.02-83,123.48-13,863.02

Finding the Fourth Proportional to 55,416.02, 83,123.48 and 13,863.02

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Solution

The fourth proportional to 55,416.02, 83,123.48 and 13,863.02 is: 20,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,416.02 : 83,123.48 = 13,863.02 : x
  2. Step 2: Convert to fraction form
    55,416.02/83,123.48 = 13,863.02/x
  3. Step 3: Cross multiply
    55,416.02x = 83,123.48 × 13,863.02
  4. Step 4: Simplify right side
    55,416.02x = 1,152,342,465.71
  5. Step 5: Solve for x
    x = 1,152,342,465.71/55,416.02
  6. Step 6: Final answer
    x = 20,794.39

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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.