Home / 52,457.06-72,390.78-28,583.73

Finding the Fourth Proportional to 52,457.06, 72,390.78 and 28,583.73

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Solution

The fourth proportional to 52,457.06, 72,390.78 and 28,583.73 is: 39,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,457.06 : 72,390.78 = 28,583.73 : x
  2. Step 2: Convert to fraction form
    52,457.06/72,390.78 = 28,583.73/x
  3. Step 3: Cross multiply
    52,457.06x = 72,390.78 × 28,583.73
  4. Step 4: Simplify right side
    52,457.06x = 2,069,198,510.01
  5. Step 5: Solve for x
    x = 2,069,198,510.01/52,457.06
  6. Step 6: Final answer
    x = 39,445.57

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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.