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Finding the Fourth Proportional to 94,460.40, 130,287.96 and 60,894

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Solution

The fourth proportional to 94,460.40, 130,287.96 and 60,894 is: 83,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,460.40 : 130,287.96 = 60,894 : x
  2. Step 2: Convert to fraction form
    94,460.40/130,287.96 = 60,894/x
  3. Step 3: Cross multiply
    94,460.40x = 130,287.96 × 60,894
  4. Step 4: Simplify right side
    94,460.40x = 7,933,755,036.24
  5. Step 5: Solve for x
    x = 7,933,755,036.24/94,460.40
  6. Step 6: Final answer
    x = 83,990.28

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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.