Home / 266,760.32-368,114.16-145,877.60

Finding the Fourth Proportional to 266,760.32, 368,114.16 and 145,877.60

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Solution

The fourth proportional to 266,760.32, 368,114.16 and 145,877.60 is: 201,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,760.32 : 368,114.16 = 145,877.60 : x
  2. Step 2: Convert to fraction form
    266,760.32/368,114.16 = 145,877.60/x
  3. Step 3: Cross multiply
    266,760.32x = 368,114.16 × 145,877.60
  4. Step 4: Simplify right side
    266,760.32x = 53,699,610,186.82
  5. Step 5: Solve for x
    x = 53,699,610,186.82/266,760.32
  6. Step 6: Final answer
    x = 201,302.84

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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.