Home / 130,869.20-196,303.80-37,362.80

Finding the Fourth Proportional to 130,869.20, 196,303.80 and 37,362.80

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Solution

The fourth proportional to 130,869.20, 196,303.80 and 37,362.80 is: 56,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,869.20 : 196,303.80 = 37,362.80 : x
  2. Step 2: Convert to fraction form
    130,869.20/196,303.80 = 37,362.80/x
  3. Step 3: Cross multiply
    130,869.20x = 196,303.80 × 37,362.80
  4. Step 4: Simplify right side
    130,869.20x = 7,334,459,618.64
  5. Step 5: Solve for x
    x = 7,334,459,618.64/130,869.20
  6. Step 6: Final answer
    x = 56,044.20

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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.