Home / 130,806.50-196,211.60-37,312.25

Finding the Fourth Proportional to 130,806.50, 196,211.60 and 37,312.25

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Solution

The fourth proportional to 130,806.50, 196,211.60 and 37,312.25 is: 55,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,806.50 : 196,211.60 = 37,312.25 : x
  2. Step 2: Convert to fraction form
    130,806.50/196,211.60 = 37,312.25/x
  3. Step 3: Cross multiply
    130,806.50x = 196,211.60 × 37,312.25
  4. Step 4: Simplify right side
    130,806.50x = 7,321,096,085.54
  5. Step 5: Solve for x
    x = 7,321,096,085.54/130,806.50
  6. Step 6: Final answer
    x = 55,968.90

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1.5x scale

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.