Home / 94,140.10-141,165.60-54,709.30

Finding the Fourth Proportional to 94,140.10, 141,165.60 and 54,709.30

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Solution

The fourth proportional to 94,140.10, 141,165.60 and 54,709.30 is: 82,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,140.10 : 141,165.60 = 54,709.30 : x
  2. Step 2: Convert to fraction form
    94,140.10/141,165.60 = 54,709.30/x
  3. Step 3: Cross multiply
    94,140.10x = 141,165.60 × 54,709.30
  4. Step 4: Simplify right side
    94,140.10x = 7,723,071,160.08
  5. Step 5: Solve for x
    x = 7,723,071,160.08/94,140.10
  6. Step 6: Final answer
    x = 82,038.06

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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.