Home / 93,335.64-128,814.30-58,930.36

Finding the Fourth Proportional to 93,335.64, 128,814.30 and 58,930.36

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Solution

The fourth proportional to 93,335.64, 128,814.30 and 58,930.36 is: 81,330.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,335.64 : 128,814.30 = 58,930.36 : x
  2. Step 2: Convert to fraction form
    93,335.64/128,814.30 = 58,930.36/x
  3. Step 3: Cross multiply
    93,335.64x = 128,814.30 × 58,930.36
  4. Step 4: Simplify right side
    93,335.64x = 7,591,073,072.15
  5. Step 5: Solve for x
    x = 7,591,073,072.15/93,335.64
  6. Step 6: Final answer
    x = 81,330.92

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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.