Home / 35,488.04-53,121.34-26,138.62

Finding the Fourth Proportional to 35,488.04, 53,121.34 and 26,138.62

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Solution

The fourth proportional to 35,488.04, 53,121.34 and 26,138.62 is: 39,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.04 : 53,121.34 = 26,138.62 : x
  2. Step 2: Convert to fraction form
    35,488.04/53,121.34 = 26,138.62/x
  3. Step 3: Cross multiply
    35,488.04x = 53,121.34 × 26,138.62
  4. Step 4: Simplify right side
    35,488.04x = 1,388,518,322.00
  5. Step 5: Solve for x
    x = 1,388,518,322.00/35,488.04
  6. Step 6: Final answer
    x = 39,126.37

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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.