Home / 116,141.10-160,277.85-68,385.66

Finding the Fourth Proportional to 116,141.10, 160,277.85 and 68,385.66

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Solution

The fourth proportional to 116,141.10, 160,277.85 and 68,385.66 is: 94,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,141.10 : 160,277.85 = 68,385.66 : x
  2. Step 2: Convert to fraction form
    116,141.10/160,277.85 = 68,385.66/x
  3. Step 3: Cross multiply
    116,141.10x = 160,277.85 × 68,385.66
  4. Step 4: Simplify right side
    116,141.10x = 10,960,706,555.63
  5. Step 5: Solve for x
    x = 10,960,706,555.63/116,141.10
  6. Step 6: Final answer
    x = 94,374.05

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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.