Home / 72,869.10-100,571.67-44,583.90

Finding the Fourth Proportional to 72,869.10, 100,571.67 and 44,583.90

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Solution

The fourth proportional to 72,869.10, 100,571.67 and 44,583.90 is: 61,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,869.10 : 100,571.67 = 44,583.90 : x
  2. Step 2: Convert to fraction form
    72,869.10/100,571.67 = 44,583.90/x
  3. Step 3: Cross multiply
    72,869.10x = 100,571.67 × 44,583.90
  4. Step 4: Simplify right side
    72,869.10x = 4,483,877,278.11
  5. Step 5: Solve for x
    x = 4,483,877,278.11/72,869.10
  6. Step 6: Final answer
    x = 61,533.31

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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.