Home / 70,111.19-96,752.70-43,242.95

Finding the Fourth Proportional to 70,111.19, 96,752.70 and 43,242.95

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Solution

The fourth proportional to 70,111.19, 96,752.70 and 43,242.95 is: 59,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,111.19 : 96,752.70 = 43,242.95 : x
  2. Step 2: Convert to fraction form
    70,111.19/96,752.70 = 43,242.95/x
  3. Step 3: Cross multiply
    70,111.19x = 96,752.70 × 43,242.95
  4. Step 4: Simplify right side
    70,111.19x = 4,183,871,684.70
  5. Step 5: Solve for x
    x = 4,183,871,684.70/70,111.19
  6. Step 6: Final answer
    x = 59,674.81

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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.