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Finding the Fourth Proportional to 65,470.96, 98,130.27 and 37,410.68

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Solution

The fourth proportional to 65,470.96, 98,130.27 and 37,410.68 is: 56,072.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,470.96 : 98,130.27 = 37,410.68 : x
  2. Step 2: Convert to fraction form
    65,470.96/98,130.27 = 37,410.68/x
  3. Step 3: Cross multiply
    65,470.96x = 98,130.27 × 37,410.68
  4. Step 4: Simplify right side
    65,470.96x = 3,671,120,304.46
  5. Step 5: Solve for x
    x = 3,671,120,304.46/65,470.96
  6. Step 6: Final answer
    x = 56,072.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.