Home / 108,652.41-149,946.63-60,921.12

Finding the Fourth Proportional to 108,652.41, 149,946.63 and 60,921.12

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Solution

The fourth proportional to 108,652.41, 149,946.63 and 60,921.12 is: 84,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,652.41 : 149,946.63 = 60,921.12 : x
  2. Step 2: Convert to fraction form
    108,652.41/149,946.63 = 60,921.12/x
  3. Step 3: Cross multiply
    108,652.41x = 149,946.63 × 60,921.12
  4. Step 4: Simplify right side
    108,652.41x = 9,134,916,639.83
  5. Step 5: Solve for x
    x = 9,134,916,639.83/108,652.41
  6. Step 6: Final answer
    x = 84,074.68

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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.