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Finding the Fourth Proportional to 158,700.84, 237,739.71 and 92,000.79

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Solution

The fourth proportional to 158,700.84, 237,739.71 and 92,000.79 is: 137,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,700.84 : 237,739.71 = 92,000.79 : x
  2. Step 2: Convert to fraction form
    158,700.84/237,739.71 = 92,000.79/x
  3. Step 3: Cross multiply
    158,700.84x = 237,739.71 × 92,000.79
  4. Step 4: Simplify right side
    158,700.84x = 21,872,241,134.37
  5. Step 5: Solve for x
    x = 21,872,241,134.37/158,700.84
  6. Step 6: Final answer
    x = 137,820.58

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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.