Home / 186,600.98-257,500.05-106,017.86

Finding the Fourth Proportional to 186,600.98, 257,500.05 and 106,017.86

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Solution

The fourth proportional to 186,600.98, 257,500.05 and 106,017.86 is: 146,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,600.98 : 257,500.05 = 106,017.86 : x
  2. Step 2: Convert to fraction form
    186,600.98/257,500.05 = 106,017.86/x
  3. Step 3: Cross multiply
    186,600.98x = 257,500.05 × 106,017.86
  4. Step 4: Simplify right side
    186,600.98x = 27,299,604,250.89
  5. Step 5: Solve for x
    x = 27,299,604,250.89/186,600.98
  6. Step 6: Final answer
    x = 146,299.36

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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.