Home / 124,512.60-186,768.90-31,018.35

Finding the Fourth Proportional to 124,512.60, 186,768.90 and 31,018.35

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Solution

The fourth proportional to 124,512.60, 186,768.90 and 31,018.35 is: 46,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,512.60 : 186,768.90 = 31,018.35 : x
  2. Step 2: Convert to fraction form
    124,512.60/186,768.90 = 31,018.35/x
  3. Step 3: Cross multiply
    124,512.60x = 186,768.90 × 31,018.35
  4. Step 4: Simplify right side
    124,512.60x = 5,793,263,109.32
  5. Step 5: Solve for x
    x = 5,793,263,109.32/124,512.60
  6. Step 6: Final answer
    x = 46,527.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.