Home / 136,460.40-204,690.60-96,802.80

Finding the Fourth Proportional to 136,460.40, 204,690.60 and 96,802.80

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Solution

The fourth proportional to 136,460.40, 204,690.60 and 96,802.80 is: 145,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,460.40 : 204,690.60 = 96,802.80 : x
  2. Step 2: Convert to fraction form
    136,460.40/204,690.60 = 96,802.80/x
  3. Step 3: Cross multiply
    136,460.40x = 204,690.60 × 96,802.80
  4. Step 4: Simplify right side
    136,460.40x = 19,814,623,213.68
  5. Step 5: Solve for x
    x = 19,814,623,213.68/136,460.40
  6. Step 6: Final answer
    x = 145,204.20

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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.