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Finding the Fourth Proportional to 63,123.96, 94,669.64 and 18,740.67

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Solution

The fourth proportional to 63,123.96, 94,669.64 and 18,740.67 is: 28,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,123.96 : 94,669.64 = 18,740.67 : x
  2. Step 2: Convert to fraction form
    63,123.96/94,669.64 = 18,740.67/x
  3. Step 3: Cross multiply
    63,123.96x = 94,669.64 × 18,740.67
  4. Step 4: Simplify right side
    63,123.96x = 1,774,172,388.56
  5. Step 5: Solve for x
    x = 1,774,172,388.56/63,123.96
  6. Step 6: Final answer
    x = 28,106.16

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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.