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Finding the Fourth Proportional to 212,807.01, 293,664.69 and 116,008.77

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Solution

The fourth proportional to 212,807.01, 293,664.69 and 116,008.77 is: 160,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,807.01 : 293,664.69 = 116,008.77 : x
  2. Step 2: Convert to fraction form
    212,807.01/293,664.69 = 116,008.77/x
  3. Step 3: Cross multiply
    212,807.01x = 293,664.69 × 116,008.77
  4. Step 4: Simplify right side
    212,807.01x = 34,067,680,580.57
  5. Step 5: Solve for x
    x = 34,067,680,580.57/212,807.01
  6. Step 6: Final answer
    x = 160,087.21

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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.