Home / 130,203.20-195,303.40-98,806.13

Finding the Fourth Proportional to 130,203.20, 195,303.40 and 98,806.13

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Solution

The fourth proportional to 130,203.20, 195,303.40 and 98,806.13 is: 148,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,203.20 : 195,303.40 = 98,806.13 : x
  2. Step 2: Convert to fraction form
    130,203.20/195,303.40 = 98,806.13/x
  3. Step 3: Cross multiply
    130,203.20x = 195,303.40 × 98,806.13
  4. Step 4: Simplify right side
    130,203.20x = 19,297,173,194.48
  5. Step 5: Solve for x
    x = 19,297,173,194.48/130,203.20
  6. Step 6: Final answer
    x = 148,208.14

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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.