Home / 51,969.04-71,717.93-31,545.20

Finding the Fourth Proportional to 51,969.04, 71,717.93 and 31,545.20

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Solution

The fourth proportional to 51,969.04, 71,717.93 and 31,545.20 is: 43,532.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,969.04 : 71,717.93 = 31,545.20 : x
  2. Step 2: Convert to fraction form
    51,969.04/71,717.93 = 31,545.20/x
  3. Step 3: Cross multiply
    51,969.04x = 71,717.93 × 31,545.20
  4. Step 4: Simplify right side
    51,969.04x = 2,262,356,445.44
  5. Step 5: Solve for x
    x = 2,262,356,445.44/51,969.04
  6. Step 6: Final answer
    x = 43,532.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.