Home / 229,968.90-344,969.55-130,176.90

Finding the Fourth Proportional to 229,968.90, 344,969.55 and 130,176.90

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Solution

The fourth proportional to 229,968.90, 344,969.55 and 130,176.90 is: 195,274.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,968.90 : 344,969.55 = 130,176.90 : x
  2. Step 2: Convert to fraction form
    229,968.90/344,969.55 = 130,176.90/x
  3. Step 3: Cross multiply
    229,968.90x = 344,969.55 × 130,176.90
  4. Step 4: Simplify right side
    229,968.90x = 44,907,066,613.40
  5. Step 5: Solve for x
    x = 44,907,066,613.40/229,968.90
  6. Step 6: Final answer
    x = 195,274.52

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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.