Home / 183,619.10-275,428.65-99,346.70

Finding the Fourth Proportional to 183,619.10, 275,428.65 and 99,346.70

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Solution

The fourth proportional to 183,619.10, 275,428.65 and 99,346.70 is: 149,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,619.10 : 275,428.65 = 99,346.70 : x
  2. Step 2: Convert to fraction form
    183,619.10/275,428.65 = 99,346.70/x
  3. Step 3: Cross multiply
    183,619.10x = 275,428.65 × 99,346.70
  4. Step 4: Simplify right side
    183,619.10x = 27,362,927,462.96
  5. Step 5: Solve for x
    x = 27,362,927,462.96/183,619.10
  6. Step 6: Final answer
    x = 149,020.05

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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.