Home / 124,813.60-187,220.40-40,573.60

Finding the Fourth Proportional to 124,813.60, 187,220.40 and 40,573.60

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Solution

The fourth proportional to 124,813.60, 187,220.40 and 40,573.60 is: 60,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,813.60 : 187,220.40 = 40,573.60 : x
  2. Step 2: Convert to fraction form
    124,813.60/187,220.40 = 40,573.60/x
  3. Step 3: Cross multiply
    124,813.60x = 187,220.40 × 40,573.60
  4. Step 4: Simplify right side
    124,813.60x = 7,596,205,621.44
  5. Step 5: Solve for x
    x = 7,596,205,621.44/124,813.60
  6. Step 6: Final answer
    x = 60,860.40

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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.