Home / 111,855.23-167,782.73-52,695.50

Finding the Fourth Proportional to 111,855.23, 167,782.73 and 52,695.50

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Solution

The fourth proportional to 111,855.23, 167,782.73 and 52,695.50 is: 79,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,855.23 : 167,782.73 = 52,695.50 : x
  2. Step 2: Convert to fraction form
    111,855.23/167,782.73 = 52,695.50/x
  3. Step 3: Cross multiply
    111,855.23x = 167,782.73 × 52,695.50
  4. Step 4: Simplify right side
    111,855.23x = 8,841,393,746.32
  5. Step 5: Solve for x
    x = 8,841,393,746.32/111,855.23
  6. Step 6: Final answer
    x = 79,043.19

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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.