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Finding the Fourth Proportional to 115,611.63, 173,417.51 and 32,505.63

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Solution

The fourth proportional to 115,611.63, 173,417.51 and 32,505.63 is: 48,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,611.63 : 173,417.51 = 32,505.63 : x
  2. Step 2: Convert to fraction form
    115,611.63/173,417.51 = 32,505.63/x
  3. Step 3: Cross multiply
    115,611.63x = 173,417.51 × 32,505.63
  4. Step 4: Simplify right side
    115,611.63x = 5,637,045,415.58
  5. Step 5: Solve for x
    x = 5,637,045,415.58/115,611.63
  6. Step 6: Final answer
    x = 48,758.46

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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.