Home / 56,933.93-85,392.10-19,485.40

Finding the Fourth Proportional to 56,933.93, 85,392.10 and 19,485.40

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Solution

The fourth proportional to 56,933.93, 85,392.10 and 19,485.40 is: 29,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,933.93 : 85,392.10 = 19,485.40 : x
  2. Step 2: Convert to fraction form
    56,933.93/85,392.10 = 19,485.40/x
  3. Step 3: Cross multiply
    56,933.93x = 85,392.10 × 19,485.40
  4. Step 4: Simplify right side
    56,933.93x = 1,663,898,847.09
  5. Step 5: Solve for x
    x = 1,663,898,847.09/56,933.93
  6. Step 6: Final answer
    x = 29,225.09

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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.