Home / 130,918.66-196,322.06-49,812.54

Finding the Fourth Proportional to 130,918.66, 196,322.06 and 49,812.54

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Solution

The fourth proportional to 130,918.66, 196,322.06 and 49,812.54 is: 74,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,918.66 : 196,322.06 = 49,812.54 : x
  2. Step 2: Convert to fraction form
    130,918.66/196,322.06 = 49,812.54/x
  3. Step 3: Cross multiply
    130,918.66x = 196,322.06 × 49,812.54
  4. Step 4: Simplify right side
    130,918.66x = 9,779,300,466.63
  5. Step 5: Solve for x
    x = 9,779,300,466.63/130,918.66
  6. Step 6: Final answer
    x = 74,697.53

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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.