Home / 224,101.06-309,259.53-122,126.55

Finding the Fourth Proportional to 224,101.06, 309,259.53 and 122,126.55

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Solution

The fourth proportional to 224,101.06, 309,259.53 and 122,126.55 is: 168,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,101.06 : 309,259.53 = 122,126.55 : x
  2. Step 2: Convert to fraction form
    224,101.06/309,259.53 = 122,126.55/x
  3. Step 3: Cross multiply
    224,101.06x = 309,259.53 × 122,126.55
  4. Step 4: Simplify right side
    224,101.06x = 37,768,797,296.59
  5. Step 5: Solve for x
    x = 37,768,797,296.59/224,101.06
  6. Step 6: Final answer
    x = 168,534.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.