Home / 130,985.52-196,615.74-116,088

Finding the Fourth Proportional to 130,985.52, 196,615.74 and 116,088

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Solution

The fourth proportional to 130,985.52, 196,615.74 and 116,088 is: 174,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,985.52 : 196,615.74 = 116,088 : x
  2. Step 2: Convert to fraction form
    130,985.52/196,615.74 = 116,088/x
  3. Step 3: Cross multiply
    130,985.52x = 196,615.74 × 116,088
  4. Step 4: Simplify right side
    130,985.52x = 22,824,728,025.12
  5. Step 5: Solve for x
    x = 22,824,728,025.12/130,985.52
  6. Step 6: Final answer
    x = 174,253.83

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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.