Home / 141,358.37-212,045.49-45,303.93

Finding the Fourth Proportional to 141,358.37, 212,045.49 and 45,303.93

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Solution

The fourth proportional to 141,358.37, 212,045.49 and 45,303.93 is: 67,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,358.37 : 212,045.49 = 45,303.93 : x
  2. Step 2: Convert to fraction form
    141,358.37/212,045.49 = 45,303.93/x
  3. Step 3: Cross multiply
    141,358.37x = 212,045.49 × 45,303.93
  4. Step 4: Simplify right side
    141,358.37x = 9,606,494,035.78
  5. Step 5: Solve for x
    x = 9,606,494,035.78/141,358.37
  6. Step 6: Final answer
    x = 67,958.44

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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.