Home / 130,995.81-196,329.30-56,027.82

Finding the Fourth Proportional to 130,995.81, 196,329.30 and 56,027.82

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Solution

The fourth proportional to 130,995.81, 196,329.30 and 56,027.82 is: 83,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,995.81 : 196,329.30 = 56,027.82 : x
  2. Step 2: Convert to fraction form
    130,995.81/196,329.30 = 56,027.82/x
  3. Step 3: Cross multiply
    130,995.81x = 196,329.30 × 56,027.82
  4. Step 4: Simplify right side
    130,995.81x = 10,999,902,681.13
  5. Step 5: Solve for x
    x = 10,999,902,681.13/130,995.81
  6. Step 6: Final answer
    x = 83,971.41

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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.