Home / 130,905.08-196,357.74-37,410.86

Finding the Fourth Proportional to 130,905.08, 196,357.74 and 37,410.86

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Solution

The fourth proportional to 130,905.08, 196,357.74 and 37,410.86 is: 56,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,905.08 : 196,357.74 = 37,410.86 : x
  2. Step 2: Convert to fraction form
    130,905.08/196,357.74 = 37,410.86/x
  3. Step 3: Cross multiply
    130,905.08x = 196,357.74 × 37,410.86
  4. Step 4: Simplify right side
    130,905.08x = 7,345,911,921.06
  5. Step 5: Solve for x
    x = 7,345,911,921.06/130,905.08
  6. Step 6: Final answer
    x = 56,116.32

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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.