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Finding the Fourth Proportional to 82,094.40, 123,068.70 and 48,779.10

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Solution

The fourth proportional to 82,094.40, 123,068.70 and 48,779.10 is: 73,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,094.40 : 123,068.70 = 48,779.10 : x
  2. Step 2: Convert to fraction form
    82,094.40/123,068.70 = 48,779.10/x
  3. Step 3: Cross multiply
    82,094.40x = 123,068.70 × 48,779.10
  4. Step 4: Simplify right side
    82,094.40x = 6,003,180,424.17
  5. Step 5: Solve for x
    x = 6,003,180,424.17/82,094.40
  6. Step 6: Final answer
    x = 73,125.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.