Home / 223,116.36-307,901.70-127,627.08

Finding the Fourth Proportional to 223,116.36, 307,901.70 and 127,627.08

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Solution

The fourth proportional to 223,116.36, 307,901.70 and 127,627.08 is: 176,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,116.36 : 307,901.70 = 127,627.08 : x
  2. Step 2: Convert to fraction form
    223,116.36/307,901.70 = 127,627.08/x
  3. Step 3: Cross multiply
    223,116.36x = 307,901.70 × 127,627.08
  4. Step 4: Simplify right side
    223,116.36x = 39,296,594,898.04
  5. Step 5: Solve for x
    x = 39,296,594,898.04/223,116.36
  6. Step 6: Final answer
    x = 176,126.01

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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.