Home / 116,017.10-160,180.68-89,111.46

Finding the Fourth Proportional to 116,017.10, 160,180.68 and 89,111.46

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Solution

The fourth proportional to 116,017.10, 160,180.68 and 89,111.46 is: 123,033.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,017.10 : 160,180.68 = 89,111.46 : x
  2. Step 2: Convert to fraction form
    116,017.10/160,180.68 = 89,111.46/x
  3. Step 3: Cross multiply
    116,017.10x = 160,180.68 × 89,111.46
  4. Step 4: Simplify right side
    116,017.10x = 14,273,934,258.59
  5. Step 5: Solve for x
    x = 14,273,934,258.59/116,017.10
  6. Step 6: Final answer
    x = 123,033.02

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1.5x scale

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.