Home / 189,193.02-261,088.13-104,313.10

Finding the Fourth Proportional to 189,193.02, 261,088.13 and 104,313.10

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Solution

The fourth proportional to 189,193.02, 261,088.13 and 104,313.10 is: 143,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,193.02 : 261,088.13 = 104,313.10 : x
  2. Step 2: Convert to fraction form
    189,193.02/261,088.13 = 104,313.10/x
  3. Step 3: Cross multiply
    189,193.02x = 261,088.13 × 104,313.10
  4. Step 4: Simplify right side
    189,193.02x = 27,234,912,213.50
  5. Step 5: Solve for x
    x = 27,234,912,213.50/189,193.02
  6. Step 6: Final answer
    x = 143,953.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.