Home / 51,723.12-77,545.16-23,623.64

Finding the Fourth Proportional to 51,723.12, 77,545.16 and 23,623.64

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Solution

The fourth proportional to 51,723.12, 77,545.16 and 23,623.64 is: 35,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,723.12 : 77,545.16 = 23,623.64 : x
  2. Step 2: Convert to fraction form
    51,723.12/77,545.16 = 23,623.64/x
  3. Step 3: Cross multiply
    51,723.12x = 77,545.16 × 23,623.64
  4. Step 4: Simplify right side
    51,723.12x = 1,831,898,943.58
  5. Step 5: Solve for x
    x = 1,831,898,943.58/51,723.12
  6. Step 6: Final answer
    x = 35,417.41

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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.