Home / 116,546.48-160,810.04-68,139.08

Finding the Fourth Proportional to 116,546.48, 160,810.04 and 68,139.08

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Solution

The fourth proportional to 116,546.48, 160,810.04 and 68,139.08 is: 94,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,546.48 : 160,810.04 = 68,139.08 : x
  2. Step 2: Convert to fraction form
    116,546.48/160,810.04 = 68,139.08/x
  3. Step 3: Cross multiply
    116,546.48x = 160,810.04 × 68,139.08
  4. Step 4: Simplify right side
    116,546.48x = 10,957,448,180.36
  5. Step 5: Solve for x
    x = 10,957,448,180.36/116,546.48
  6. Step 6: Final answer
    x = 94,017.84

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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.