Home / 115,953.32-160,047.08-68,222.04

Finding the Fourth Proportional to 115,953.32, 160,047.08 and 68,222.04

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Solution

The fourth proportional to 115,953.32, 160,047.08 and 68,222.04 is: 94,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,953.32 : 160,047.08 = 68,222.04 : x
  2. Step 2: Convert to fraction form
    115,953.32/160,047.08 = 68,222.04/x
  3. Step 3: Cross multiply
    115,953.32x = 160,047.08 × 68,222.04
  4. Step 4: Simplify right side
    115,953.32x = 10,918,737,952.53
  5. Step 5: Solve for x
    x = 10,918,737,952.53/115,953.32
  6. Step 6: Final answer
    x = 94,164.95

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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.