Home / 93,826.98-129,449.10-53,511.76

Finding the Fourth Proportional to 93,826.98, 129,449.10 and 53,511.76

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Solution

The fourth proportional to 93,826.98, 129,449.10 and 53,511.76 is: 73,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,826.98 : 129,449.10 = 53,511.76 : x
  2. Step 2: Convert to fraction form
    93,826.98/129,449.10 = 53,511.76/x
  3. Step 3: Cross multiply
    93,826.98x = 129,449.10 × 53,511.76
  4. Step 4: Simplify right side
    93,826.98x = 6,927,049,171.42
  5. Step 5: Solve for x
    x = 6,927,049,171.42/93,826.98
  6. Step 6: Final answer
    x = 73,827.90

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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.