Home / 224,106.60-309,262.98-122,132.88

Finding the Fourth Proportional to 224,106.60, 309,262.98 and 122,132.88

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Solution

The fourth proportional to 224,106.60, 309,262.98 and 122,132.88 is: 168,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,106.60 : 309,262.98 = 122,132.88 : x
  2. Step 2: Convert to fraction form
    224,106.60/309,262.98 = 122,132.88/x
  3. Step 3: Cross multiply
    224,106.60x = 309,262.98 × 122,132.88
  4. Step 4: Simplify right side
    224,106.60x = 37,771,178,424.78
  5. Step 5: Solve for x
    x = 37,771,178,424.78/224,106.60
  6. Step 6: Final answer
    x = 168,541.12

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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.