Home / 185,921.08-256,572.70-101,038.16

Finding the Fourth Proportional to 185,921.08, 256,572.70 and 101,038.16

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Solution

The fourth proportional to 185,921.08, 256,572.70 and 101,038.16 is: 139,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,921.08 : 256,572.70 = 101,038.16 : x
  2. Step 2: Convert to fraction form
    185,921.08/256,572.70 = 101,038.16/x
  3. Step 3: Cross multiply
    185,921.08x = 256,572.70 × 101,038.16
  4. Step 4: Simplify right side
    185,921.08x = 25,923,633,514.23
  5. Step 5: Solve for x
    x = 25,923,633,514.23/185,921.08
  6. Step 6: Final answer
    x = 139,433.54

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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.