Home / 105,748.75-158,627.45-26,865.01

Finding the Fourth Proportional to 105,748.75, 158,627.45 and 26,865.01

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Solution

The fourth proportional to 105,748.75, 158,627.45 and 26,865.01 is: 40,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,748.75 : 158,627.45 = 26,865.01 : x
  2. Step 2: Convert to fraction form
    105,748.75/158,627.45 = 26,865.01/x
  3. Step 3: Cross multiply
    105,748.75x = 158,627.45 × 26,865.01
  4. Step 4: Simplify right side
    105,748.75x = 4,261,528,030.52
  5. Step 5: Solve for x
    x = 4,261,528,030.52/105,748.75
  6. Step 6: Final answer
    x = 40,298.61

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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.