Home / 136,476.40-204,714.60-96,818.80

Finding the Fourth Proportional to 136,476.40, 204,714.60 and 96,818.80

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Solution

The fourth proportional to 136,476.40, 204,714.60 and 96,818.80 is: 145,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,476.40 : 204,714.60 = 96,818.80 : x
  2. Step 2: Convert to fraction form
    136,476.40/204,714.60 = 96,818.80/x
  3. Step 3: Cross multiply
    136,476.40x = 204,714.60 × 96,818.80
  4. Step 4: Simplify right side
    136,476.40x = 19,820,221,914.48
  5. Step 5: Solve for x
    x = 19,820,221,914.48/136,476.40
  6. Step 6: Final answer
    x = 145,228.20

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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.