Home / 174,005.40-260,813.70-74,148.60

Finding the Fourth Proportional to 174,005.40, 260,813.70 and 74,148.60

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Solution

The fourth proportional to 174,005.40, 260,813.70 and 74,148.60 is: 111,140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,005.40 : 260,813.70 = 74,148.60 : x
  2. Step 2: Convert to fraction form
    174,005.40/260,813.70 = 74,148.60/x
  3. Step 3: Cross multiply
    174,005.40x = 260,813.70 × 74,148.60
  4. Step 4: Simplify right side
    174,005.40x = 19,338,970,715.82
  5. Step 5: Solve for x
    x = 19,338,970,715.82/174,005.40
  6. Step 6: Final answer
    x = 111,140.06

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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.