Home / 193,453.04-266,981.13-107,417.36

Finding the Fourth Proportional to 193,453.04, 266,981.13 and 107,417.36

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Solution

The fourth proportional to 193,453.04, 266,981.13 and 107,417.36 is: 148,244.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,453.04 : 266,981.13 = 107,417.36 : x
  2. Step 2: Convert to fraction form
    193,453.04/266,981.13 = 107,417.36/x
  3. Step 3: Cross multiply
    193,453.04x = 266,981.13 × 107,417.36
  4. Step 4: Simplify right side
    193,453.04x = 28,678,408,821.87
  5. Step 5: Solve for x
    x = 28,678,408,821.87/193,453.04
  6. Step 6: Final answer
    x = 148,244.81

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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.