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Finding the Fourth Proportional to 32,700.42, 45,125.25 and 18,552.98

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Solution

The fourth proportional to 32,700.42, 45,125.25 and 18,552.98 is: 25,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.42 : 45,125.25 = 18,552.98 : x
  2. Step 2: Convert to fraction form
    32,700.42/45,125.25 = 18,552.98/x
  3. Step 3: Cross multiply
    32,700.42x = 45,125.25 × 18,552.98
  4. Step 4: Simplify right side
    32,700.42x = 837,207,860.75
  5. Step 5: Solve for x
    x = 837,207,860.75/32,700.42
  6. Step 6: Final answer
    x = 25,602.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.