Home / 174,845.40-262,073.70-74,988.60

Finding the Fourth Proportional to 174,845.40, 262,073.70 and 74,988.60

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Solution

The fourth proportional to 174,845.40, 262,073.70 and 74,988.60 is: 112,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,845.40 : 262,073.70 = 74,988.60 : x
  2. Step 2: Convert to fraction form
    174,845.40/262,073.70 = 74,988.60/x
  3. Step 3: Cross multiply
    174,845.40x = 262,073.70 × 74,988.60
  4. Step 4: Simplify right side
    174,845.40x = 19,652,539,859.82
  5. Step 5: Solve for x
    x = 19,652,539,859.82/174,845.40
  6. Step 6: Final answer
    x = 112,399.52

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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.