Home / 130,586.76-196,061.72-67,453.53

Finding the Fourth Proportional to 130,586.76, 196,061.72 and 67,453.53

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Solution

The fourth proportional to 130,586.76, 196,061.72 and 67,453.53 is: 101,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,586.76 : 196,061.72 = 67,453.53 : x
  2. Step 2: Convert to fraction form
    130,586.76/196,061.72 = 67,453.53/x
  3. Step 3: Cross multiply
    130,586.76x = 196,061.72 × 67,453.53
  4. Step 4: Simplify right side
    130,586.76x = 13,225,054,774.60
  5. Step 5: Solve for x
    x = 13,225,054,774.60/130,586.76
  6. Step 6: Final answer
    x = 101,274.09

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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.