Home / 141,615.36-211,060.80-135,705.60

Finding the Fourth Proportional to 141,615.36, 211,060.80 and 135,705.60

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Solution

The fourth proportional to 141,615.36, 211,060.80 and 135,705.60 is: 202,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,615.36 : 211,060.80 = 135,705.60 : x
  2. Step 2: Convert to fraction form
    141,615.36/211,060.80 = 135,705.60/x
  3. Step 3: Cross multiply
    141,615.36x = 211,060.80 × 135,705.60
  4. Step 4: Simplify right side
    141,615.36x = 28,642,132,500.48
  5. Step 5: Solve for x
    x = 28,642,132,500.48/141,615.36
  6. Step 6: Final answer
    x = 202,253.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.