Home / 34,970.25-52,501.08-20,764.65

Finding the Fourth Proportional to 34,970.25, 52,501.08 and 20,764.65

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Solution

The fourth proportional to 34,970.25, 52,501.08 and 20,764.65 is: 31,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,970.25 : 52,501.08 = 20,764.65 : x
  2. Step 2: Convert to fraction form
    34,970.25/52,501.08 = 20,764.65/x
  3. Step 3: Cross multiply
    34,970.25x = 52,501.08 × 20,764.65
  4. Step 4: Simplify right side
    34,970.25x = 1,090,166,550.82
  5. Step 5: Solve for x
    x = 1,090,166,550.82/34,970.25
  6. Step 6: Final answer
    x = 31,174.11

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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.