Home / 94,543.30-130,428.42-67,676.00

Finding the Fourth Proportional to 94,543.30, 130,428.42 and 67,676.00

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Solution

The fourth proportional to 94,543.30, 130,428.42 and 67,676.00 is: 93,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,543.30 : 130,428.42 = 67,676.00 : x
  2. Step 2: Convert to fraction form
    94,543.30/130,428.42 = 67,676.00/x
  3. Step 3: Cross multiply
    94,543.30x = 130,428.42 × 67,676.00
  4. Step 4: Simplify right side
    94,543.30x = 8,826,873,824.21
  5. Step 5: Solve for x
    x = 8,826,873,824.21/94,543.30
  6. Step 6: Final answer
    x = 93,363.30

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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.