Home / 223,239.29-307,947.52-141,417.70

Finding the Fourth Proportional to 223,239.29, 307,947.52 and 141,417.70

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Solution

The fourth proportional to 223,239.29, 307,947.52 and 141,417.70 is: 195,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,239.29 : 307,947.52 = 141,417.70 : x
  2. Step 2: Convert to fraction form
    223,239.29/307,947.52 = 141,417.70/x
  3. Step 3: Cross multiply
    223,239.29x = 307,947.52 × 141,417.70
  4. Step 4: Simplify right side
    223,239.29x = 43,549,229,406.01
  5. Step 5: Solve for x
    x = 43,549,229,406.01/223,239.29
  6. Step 6: Final answer
    x = 195,078.70

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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.