Home / 62,068.38-85,438.02-54,096.78

Finding the Fourth Proportional to 62,068.38, 85,438.02 and 54,096.78

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Solution

The fourth proportional to 62,068.38, 85,438.02 and 54,096.78 is: 74,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,068.38 : 85,438.02 = 54,096.78 : x
  2. Step 2: Convert to fraction form
    62,068.38/85,438.02 = 54,096.78/x
  3. Step 3: Cross multiply
    62,068.38x = 85,438.02 × 54,096.78
  4. Step 4: Simplify right side
    62,068.38x = 4,621,921,771.58
  5. Step 5: Solve for x
    x = 4,621,921,771.58/62,068.38
  6. Step 6: Final answer
    x = 74,465.00

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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.