Home / 266,853.39-368,390.93-153,654.27

Finding the Fourth Proportional to 266,853.39, 368,390.93 and 153,654.27

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Solution

The fourth proportional to 266,853.39, 368,390.93 and 153,654.27 is: 212,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,853.39 : 368,390.93 = 153,654.27 : x
  2. Step 2: Convert to fraction form
    266,853.39/368,390.93 = 153,654.27/x
  3. Step 3: Cross multiply
    266,853.39x = 368,390.93 × 153,654.27
  4. Step 4: Simplify right side
    266,853.39x = 56,604,839,423.77
  5. Step 5: Solve for x
    x = 56,604,839,423.77/266,853.39
  6. Step 6: Final answer
    x = 212,119.62

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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.