Home / 130,719.77-196,000.59-58,659.47

Finding the Fourth Proportional to 130,719.77, 196,000.59 and 58,659.47

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Solution

The fourth proportional to 130,719.77, 196,000.59 and 58,659.47 is: 87,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,719.77 : 196,000.59 = 58,659.47 : x
  2. Step 2: Convert to fraction form
    130,719.77/196,000.59 = 58,659.47/x
  3. Step 3: Cross multiply
    130,719.77x = 196,000.59 × 58,659.47
  4. Step 4: Simplify right side
    130,719.77x = 11,497,290,729.09
  5. Step 5: Solve for x
    x = 11,497,290,729.09/130,719.77
  6. Step 6: Final answer
    x = 87,953.73

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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.