Home / 84,038.13-126,096.53-41,921.46

Finding the Fourth Proportional to 84,038.13, 126,096.53 and 41,921.46

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Solution

The fourth proportional to 84,038.13, 126,096.53 and 41,921.46 is: 62,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,038.13 : 126,096.53 = 41,921.46 : x
  2. Step 2: Convert to fraction form
    84,038.13/126,096.53 = 41,921.46/x
  3. Step 3: Cross multiply
    84,038.13x = 126,096.53 × 41,921.46
  4. Step 4: Simplify right side
    84,038.13x = 5,286,150,638.53
  5. Step 5: Solve for x
    x = 5,286,150,638.53/84,038.13
  6. Step 6: Final answer
    x = 62,901.81

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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.