Home / 153,399.69-230,109.26-48,222.81

Finding the Fourth Proportional to 153,399.69, 230,109.26 and 48,222.81

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Solution

The fourth proportional to 153,399.69, 230,109.26 and 48,222.81 is: 72,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,399.69 : 230,109.26 = 48,222.81 : x
  2. Step 2: Convert to fraction form
    153,399.69/230,109.26 = 48,222.81/x
  3. Step 3: Cross multiply
    153,399.69x = 230,109.26 × 48,222.81
  4. Step 4: Simplify right side
    153,399.69x = 11,096,514,883.11
  5. Step 5: Solve for x
    x = 11,096,514,883.11/153,399.69
  6. Step 6: Final answer
    x = 72,337.27

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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.