Home / 348,769.60-523,154.40-112,136.20

Finding the Fourth Proportional to 348,769.60, 523,154.40 and 112,136.20

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Solution

The fourth proportional to 348,769.60, 523,154.40 and 112,136.20 is: 168,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,769.60 : 523,154.40 = 112,136.20 : x
  2. Step 2: Convert to fraction form
    348,769.60/523,154.40 = 112,136.20/x
  3. Step 3: Cross multiply
    348,769.60x = 523,154.40 × 112,136.20
  4. Step 4: Simplify right side
    348,769.60x = 58,664,546,429.28
  5. Step 5: Solve for x
    x = 58,664,546,429.28/348,769.60
  6. Step 6: Final answer
    x = 168,204.30

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1.5x scale

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.