Home / 185,762.45-256,430.66-125,414.84

Finding the Fourth Proportional to 185,762.45, 256,430.66 and 125,414.84

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Solution

The fourth proportional to 185,762.45, 256,430.66 and 125,414.84 is: 173,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,762.45 : 256,430.66 = 125,414.84 : x
  2. Step 2: Convert to fraction form
    185,762.45/256,430.66 = 125,414.84/x
  3. Step 3: Cross multiply
    185,762.45x = 256,430.66 × 125,414.84
  4. Step 4: Simplify right side
    185,762.45x = 32,160,208,285.77
  5. Step 5: Solve for x
    x = 32,160,208,285.77/185,762.45
  6. Step 6: Final answer
    x = 173,125.46

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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.