Home / 74,216.64-102,554.58-54,038.37

Finding the Fourth Proportional to 74,216.64, 102,554.58 and 54,038.37

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Solution

The fourth proportional to 74,216.64, 102,554.58 and 54,038.37 is: 74,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.64 : 102,554.58 = 54,038.37 : x
  2. Step 2: Convert to fraction form
    74,216.64/102,554.58 = 54,038.37/x
  3. Step 3: Cross multiply
    74,216.64x = 102,554.58 × 54,038.37
  4. Step 4: Simplify right side
    74,216.64x = 5,541,882,339.23
  5. Step 5: Solve for x
    x = 5,541,882,339.23/74,216.64
  6. Step 6: Final answer
    x = 74,671.70

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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.