Home / 106,314.51-159,534.56-38,840.55

Finding the Fourth Proportional to 106,314.51, 159,534.56 and 38,840.55

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Solution

The fourth proportional to 106,314.51, 159,534.56 and 38,840.55 is: 58,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,314.51 : 159,534.56 = 38,840.55 : x
  2. Step 2: Convert to fraction form
    106,314.51/159,534.56 = 38,840.55/x
  3. Step 3: Cross multiply
    106,314.51x = 159,534.56 × 38,840.55
  4. Step 4: Simplify right side
    106,314.51x = 6,196,409,757.89
  5. Step 5: Solve for x
    x = 6,196,409,757.89/106,314.51
  6. Step 6: Final answer
    x = 58,283.76

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1.5x scale

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.