Home / 179,611.14-247,880.01-103,140.26

Finding the Fourth Proportional to 179,611.14, 247,880.01 and 103,140.26

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Solution

The fourth proportional to 179,611.14, 247,880.01 and 103,140.26 is: 142,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,611.14 : 247,880.01 = 103,140.26 : x
  2. Step 2: Convert to fraction form
    179,611.14/247,880.01 = 103,140.26/x
  3. Step 3: Cross multiply
    179,611.14x = 247,880.01 × 103,140.26
  4. Step 4: Simplify right side
    179,611.14x = 25,566,407,440.80
  5. Step 5: Solve for x
    x = 25,566,407,440.80/179,611.14
  6. Step 6: Final answer
    x = 142,343.11

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1.5x scale

Why These Related Problems?

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