Home / 247,106.80-370,706.56-112,180.32

Finding the Fourth Proportional to 247,106.80, 370,706.56 and 112,180.32

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Solution

The fourth proportional to 247,106.80, 370,706.56 and 112,180.32 is: 168,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,106.80 : 370,706.56 = 112,180.32 : x
  2. Step 2: Convert to fraction form
    247,106.80/370,706.56 = 112,180.32/x
  3. Step 3: Cross multiply
    247,106.80x = 370,706.56 × 112,180.32
  4. Step 4: Simplify right side
    247,106.80x = 41,585,980,526.90
  5. Step 5: Solve for x
    x = 41,585,980,526.90/247,106.80
  6. Step 6: Final answer
    x = 168,291.53

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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.