Home / 63,432.18-95,123.79-19,048.50

Finding the Fourth Proportional to 63,432.18, 95,123.79 and 19,048.50

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Solution

The fourth proportional to 63,432.18, 95,123.79 and 19,048.50 is: 28,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.18 : 95,123.79 = 19,048.50 : x
  2. Step 2: Convert to fraction form
    63,432.18/95,123.79 = 19,048.50/x
  3. Step 3: Cross multiply
    63,432.18x = 95,123.79 × 19,048.50
  4. Step 4: Simplify right side
    63,432.18x = 1,811,965,513.82
  5. Step 5: Solve for x
    x = 1,811,965,513.82/63,432.18
  6. Step 6: Final answer
    x = 28,565.40

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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.