Home / 130,690.71-196,037.28-37,196.46

Finding the Fourth Proportional to 130,690.71, 196,037.28 and 37,196.46

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Solution

The fourth proportional to 130,690.71, 196,037.28 and 37,196.46 is: 55,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,690.71 : 196,037.28 = 37,196.46 : x
  2. Step 2: Convert to fraction form
    130,690.71/196,037.28 = 37,196.46/x
  3. Step 3: Cross multiply
    130,690.71x = 196,037.28 × 37,196.46
  4. Step 4: Simplify right side
    130,690.71x = 7,291,892,844.03
  5. Step 5: Solve for x
    x = 7,291,892,844.03/130,690.71
  6. Step 6: Final answer
    x = 55,795.04

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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.