Home / 193,426.76-266,860.50-126,397.64

Finding the Fourth Proportional to 193,426.76, 266,860.50 and 126,397.64

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Solution

The fourth proportional to 193,426.76, 266,860.50 and 126,397.64 is: 174,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,426.76 : 266,860.50 = 126,397.64 : x
  2. Step 2: Convert to fraction form
    193,426.76/266,860.50 = 126,397.64/x
  3. Step 3: Cross multiply
    193,426.76x = 266,860.50 × 126,397.64
  4. Step 4: Simplify right side
    193,426.76x = 33,730,537,409.22
  5. Step 5: Solve for x
    x = 33,730,537,409.22/193,426.76
  6. Step 6: Final answer
    x = 174,384.03

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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.