Home / 153,004.20-229,538.70-46,379.40

Finding the Fourth Proportional to 153,004.20, 229,538.70 and 46,379.40

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Solution

The fourth proportional to 153,004.20, 229,538.70 and 46,379.40 is: 69,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,004.20 : 229,538.70 = 46,379.40 : x
  2. Step 2: Convert to fraction form
    153,004.20/229,538.70 = 46,379.40/x
  3. Step 3: Cross multiply
    153,004.20x = 229,538.70 × 46,379.40
  4. Step 4: Simplify right side
    153,004.20x = 10,645,867,182.78
  5. Step 5: Solve for x
    x = 10,645,867,182.78/153,004.20
  6. Step 6: Final answer
    x = 69,578.92

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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.