Home / 83,192.92-114,731.50-54,927.16

Finding the Fourth Proportional to 83,192.92, 114,731.50 and 54,927.16

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Solution

The fourth proportional to 83,192.92, 114,731.50 and 54,927.16 is: 75,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,192.92 : 114,731.50 = 54,927.16 : x
  2. Step 2: Convert to fraction form
    83,192.92/114,731.50 = 54,927.16/x
  3. Step 3: Cross multiply
    83,192.92x = 114,731.50 × 54,927.16
  4. Step 4: Simplify right side
    83,192.92x = 6,301,875,457.54
  5. Step 5: Solve for x
    x = 6,301,875,457.54/83,192.92
  6. Step 6: Final answer
    x = 75,750.14

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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.