Home / 116,547.40-160,793.94-68,776.84

Finding the Fourth Proportional to 116,547.40, 160,793.94 and 68,776.84

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Solution

The fourth proportional to 116,547.40, 160,793.94 and 68,776.84 is: 94,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,547.40 : 160,793.94 = 68,776.84 : x
  2. Step 2: Convert to fraction form
    116,547.40/160,793.94 = 68,776.84/x
  3. Step 3: Cross multiply
    116,547.40x = 160,793.94 × 68,776.84
  4. Step 4: Simplify right side
    116,547.40x = 11,058,899,084.35
  5. Step 5: Solve for x
    x = 11,058,899,084.35/116,547.40
  6. Step 6: Final answer
    x = 94,887.57

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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.