Home / 282,246.08-423,252.32-120,071.36

Finding the Fourth Proportional to 282,246.08, 423,252.32 and 120,071.36

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Solution

The fourth proportional to 282,246.08, 423,252.32 and 120,071.36 is: 180,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,246.08 : 423,252.32 = 120,071.36 : x
  2. Step 2: Convert to fraction form
    282,246.08/423,252.32 = 120,071.36/x
  3. Step 3: Cross multiply
    282,246.08x = 423,252.32 × 120,071.36
  4. Step 4: Simplify right side
    282,246.08x = 50,820,481,685.56
  5. Step 5: Solve for x
    x = 50,820,481,685.56/282,246.08
  6. Step 6: Final answer
    x = 180,057.35

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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.