Home / 163,611.84-245,262.24-104,280.96

Finding the Fourth Proportional to 163,611.84, 245,262.24 and 104,280.96

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Solution

The fourth proportional to 163,611.84, 245,262.24 and 104,280.96 is: 156,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,611.84 : 245,262.24 = 104,280.96 : x
  2. Step 2: Convert to fraction form
    163,611.84/245,262.24 = 104,280.96/x
  3. Step 3: Cross multiply
    163,611.84x = 245,262.24 × 104,280.96
  4. Step 4: Simplify right side
    163,611.84x = 25,576,181,838.95
  5. Step 5: Solve for x
    x = 25,576,181,838.95/163,611.84
  6. Step 6: Final answer
    x = 156,322.32

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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.