Home / 63,416.40-95,139.18-19,043.99

Finding the Fourth Proportional to 63,416.40, 95,139.18 and 19,043.99

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Solution

The fourth proportional to 63,416.40, 95,139.18 and 19,043.99 is: 28,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,416.40 : 95,139.18 = 19,043.99 : x
  2. Step 2: Convert to fraction form
    63,416.40/95,139.18 = 19,043.99/x
  3. Step 3: Cross multiply
    63,416.40x = 95,139.18 × 19,043.99
  4. Step 4: Simplify right side
    63,416.40x = 1,811,829,473.60
  5. Step 5: Solve for x
    x = 1,811,829,473.60/63,416.40
  6. Step 6: Final answer
    x = 28,570.36

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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.