Home / 106,661.36-159,955.10-59,348.40

Finding the Fourth Proportional to 106,661.36, 159,955.10 and 59,348.40

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Solution

The fourth proportional to 106,661.36, 159,955.10 and 59,348.40 is: 89,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,661.36 : 159,955.10 = 59,348.40 : x
  2. Step 2: Convert to fraction form
    106,661.36/159,955.10 = 59,348.40/x
  3. Step 3: Cross multiply
    106,661.36x = 159,955.10 × 59,348.40
  4. Step 4: Simplify right side
    106,661.36x = 9,493,079,256.84
  5. Step 5: Solve for x
    x = 9,493,079,256.84/106,661.36
  6. Step 6: Final answer
    x = 89,002.05

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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.