Home / 130,923.41-196,389.29-36,160.70

Finding the Fourth Proportional to 130,923.41, 196,389.29 and 36,160.70

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Solution

The fourth proportional to 130,923.41, 196,389.29 and 36,160.70 is: 54,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,923.41 : 196,389.29 = 36,160.70 : x
  2. Step 2: Convert to fraction form
    130,923.41/196,389.29 = 36,160.70/x
  3. Step 3: Cross multiply
    130,923.41x = 196,389.29 × 36,160.70
  4. Step 4: Simplify right side
    130,923.41x = 7,101,573,307.36
  5. Step 5: Solve for x
    x = 7,101,573,307.36/130,923.41
  6. Step 6: Final answer
    x = 54,242.20

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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.