Home / 236,912.74-326,939.04-134,938.18

Finding the Fourth Proportional to 236,912.74, 326,939.04 and 134,938.18

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Solution

The fourth proportional to 236,912.74, 326,939.04 and 134,938.18 is: 186,214.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,912.74 : 326,939.04 = 134,938.18 : x
  2. Step 2: Convert to fraction form
    236,912.74/326,939.04 = 134,938.18/x
  3. Step 3: Cross multiply
    236,912.74x = 326,939.04 × 134,938.18
  4. Step 4: Simplify right side
    236,912.74x = 44,116,559,028.55
  5. Step 5: Solve for x
    x = 44,116,559,028.55/236,912.74
  6. Step 6: Final answer
    x = 186,214.38

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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.