Home / 93,800.66-129,457.42-55,557.11

Finding the Fourth Proportional to 93,800.66, 129,457.42 and 55,557.11

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Solution

The fourth proportional to 93,800.66, 129,457.42 and 55,557.11 is: 76,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,800.66 : 129,457.42 = 55,557.11 : x
  2. Step 2: Convert to fraction form
    93,800.66/129,457.42 = 55,557.11/x
  3. Step 3: Cross multiply
    93,800.66x = 129,457.42 × 55,557.11
  4. Step 4: Simplify right side
    93,800.66x = 7,192,280,308.01
  5. Step 5: Solve for x
    x = 7,192,280,308.01/93,800.66
  6. Step 6: Final answer
    x = 76,676.23

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1.5x scale

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.