Home / 93,896.15-129,501.23-82,541.48

Finding the Fourth Proportional to 93,896.15, 129,501.23 and 82,541.48

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Solution

The fourth proportional to 93,896.15, 129,501.23 and 82,541.48 is: 113,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,896.15 : 129,501.23 = 82,541.48 : x
  2. Step 2: Convert to fraction form
    93,896.15/129,501.23 = 82,541.48/x
  3. Step 3: Cross multiply
    93,896.15x = 129,501.23 × 82,541.48
  4. Step 4: Simplify right side
    93,896.15x = 10,689,222,125.81
  5. Step 5: Solve for x
    x = 10,689,222,125.81/93,896.15
  6. Step 6: Final answer
    x = 113,840.91

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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.