Home / 351,507.93-526,946.14-126,815.55

Finding the Fourth Proportional to 351,507.93, 526,946.14 and 126,815.55

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Solution

The fourth proportional to 351,507.93, 526,946.14 and 126,815.55 is: 190,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,507.93 : 526,946.14 = 126,815.55 : x
  2. Step 2: Convert to fraction form
    351,507.93/526,946.14 = 126,815.55/x
  3. Step 3: Cross multiply
    351,507.93x = 526,946.14 × 126,815.55
  4. Step 4: Simplify right side
    351,507.93x = 66,824,964,564.48
  5. Step 5: Solve for x
    x = 66,824,964,564.48/351,507.93
  6. Step 6: Final answer
    x = 190,109.41

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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.