Home / 174,030.40-261,069.90-74,189.80

Finding the Fourth Proportional to 174,030.40, 261,069.90 and 74,189.80

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Solution

The fourth proportional to 174,030.40, 261,069.90 and 74,189.80 is: 111,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,030.40 : 261,069.90 = 74,189.80 : x
  2. Step 2: Convert to fraction form
    174,030.40/261,069.90 = 74,189.80/x
  3. Step 3: Cross multiply
    174,030.40x = 261,069.90 × 74,189.80
  4. Step 4: Simplify right side
    174,030.40x = 19,368,723,667.02
  5. Step 5: Solve for x
    x = 19,368,723,667.02/174,030.40
  6. Step 6: Final answer
    x = 111,295.06

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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.