Home / 185,931.18-256,586.67-101,048.31

Finding the Fourth Proportional to 185,931.18, 256,586.67 and 101,048.31

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Solution

The fourth proportional to 185,931.18, 256,586.67 and 101,048.31 is: 139,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,931.18 : 256,586.67 = 101,048.31 : x
  2. Step 2: Convert to fraction form
    185,931.18/256,586.67 = 101,048.31/x
  3. Step 3: Cross multiply
    185,931.18x = 256,586.67 × 101,048.31
  4. Step 4: Simplify right side
    185,931.18x = 25,927,649,372.03
  5. Step 5: Solve for x
    x = 25,927,649,372.03/185,931.18
  6. Step 6: Final answer
    x = 139,447.56

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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.