Home / 53,156.96-79,690.16-23,558.66

Finding the Fourth Proportional to 53,156.96, 79,690.16 and 23,558.66

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Solution

The fourth proportional to 53,156.96, 79,690.16 and 23,558.66 is: 35,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,156.96 : 79,690.16 = 23,558.66 : x
  2. Step 2: Convert to fraction form
    53,156.96/79,690.16 = 23,558.66/x
  3. Step 3: Cross multiply
    53,156.96x = 79,690.16 × 23,558.66
  4. Step 4: Simplify right side
    53,156.96x = 1,877,393,384.79
  5. Step 5: Solve for x
    x = 1,877,393,384.79/53,156.96
  6. Step 6: Final answer
    x = 35,317.92

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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.