Home / 104,740.29-156,987.32-48,461.49

Finding the Fourth Proportional to 104,740.29, 156,987.32 and 48,461.49

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Solution

The fourth proportional to 104,740.29, 156,987.32 and 48,461.49 is: 72,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,740.29 : 156,987.32 = 48,461.49 : x
  2. Step 2: Convert to fraction form
    104,740.29/156,987.32 = 48,461.49/x
  3. Step 3: Cross multiply
    104,740.29x = 156,987.32 × 48,461.49
  4. Step 4: Simplify right side
    104,740.29x = 7,607,839,196.00
  5. Step 5: Solve for x
    x = 7,607,839,196.00/104,740.29
  6. Step 6: Final answer
    x = 72,635.27

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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.