Home / 93,813.28-129,457.86-51,372.04

Finding the Fourth Proportional to 93,813.28, 129,457.86 and 51,372.04

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Solution

The fourth proportional to 93,813.28, 129,457.86 and 51,372.04 is: 70,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,813.28 : 129,457.86 = 51,372.04 : x
  2. Step 2: Convert to fraction form
    93,813.28/129,457.86 = 51,372.04/x
  3. Step 3: Cross multiply
    93,813.28x = 129,457.86 × 51,372.04
  4. Step 4: Simplify right side
    93,813.28x = 6,650,514,362.23
  5. Step 5: Solve for x
    x = 6,650,514,362.23/93,813.28
  6. Step 6: Final answer
    x = 70,890.97

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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.