Home / 186,812.85-257,807.43-106,251.98

Finding the Fourth Proportional to 186,812.85, 257,807.43 and 106,251.98

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Solution

The fourth proportional to 186,812.85, 257,807.43 and 106,251.98 is: 146,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,812.85 : 257,807.43 = 106,251.98 : x
  2. Step 2: Convert to fraction form
    186,812.85/257,807.43 = 106,251.98/x
  3. Step 3: Cross multiply
    186,812.85x = 257,807.43 × 106,251.98
  4. Step 4: Simplify right side
    186,812.85x = 27,392,548,607.17
  5. Step 5: Solve for x
    x = 27,392,548,607.17/186,812.85
  6. Step 6: Final answer
    x = 146,630.96

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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.