Home / 335,667.48-503,328.07-98,979.40

Finding the Fourth Proportional to 335,667.48, 503,328.07 and 98,979.40

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Solution

The fourth proportional to 335,667.48, 503,328.07 and 98,979.40 is: 148,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,667.48 : 503,328.07 = 98,979.40 : x
  2. Step 2: Convert to fraction form
    335,667.48/503,328.07 = 98,979.40/x
  3. Step 3: Cross multiply
    335,667.48x = 503,328.07 × 98,979.40
  4. Step 4: Simplify right side
    335,667.48x = 49,819,110,371.76
  5. Step 5: Solve for x
    x = 49,819,110,371.76/335,667.48
  6. Step 6: Final answer
    x = 148,418.04

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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.