Home / 127,667.34-176,050.26-84,631.86

Finding the Fourth Proportional to 127,667.34, 176,050.26 and 84,631.86

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Solution

The fourth proportional to 127,667.34, 176,050.26 and 84,631.86 is: 116,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,667.34 : 176,050.26 = 84,631.86 : x
  2. Step 2: Convert to fraction form
    127,667.34/176,050.26 = 84,631.86/x
  3. Step 3: Cross multiply
    127,667.34x = 176,050.26 × 84,631.86
  4. Step 4: Simplify right side
    127,667.34x = 14,899,460,957.28
  5. Step 5: Solve for x
    x = 14,899,460,957.28/127,667.34
  6. Step 6: Final answer
    x = 116,705.34

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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.