Home / 186,503.42-279,999.01-110,740.30

Finding the Fourth Proportional to 186,503.42, 279,999.01 and 110,740.30

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Solution

The fourth proportional to 186,503.42, 279,999.01 and 110,740.30 is: 166,255.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,503.42 : 279,999.01 = 110,740.30 : x
  2. Step 2: Convert to fraction form
    186,503.42/279,999.01 = 110,740.30/x
  3. Step 3: Cross multiply
    186,503.42x = 279,999.01 × 110,740.30
  4. Step 4: Simplify right side
    186,503.42x = 31,007,174,367.10
  5. Step 5: Solve for x
    x = 31,007,174,367.10/186,503.42
  6. Step 6: Final answer
    x = 166,255.26

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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.