Home / 93,205.62-128,618.82-52,918.38

Finding the Fourth Proportional to 93,205.62, 128,618.82 and 52,918.38

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Solution

The fourth proportional to 93,205.62, 128,618.82 and 52,918.38 is: 73,024.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,205.62 : 128,618.82 = 52,918.38 : x
  2. Step 2: Convert to fraction form
    93,205.62/128,618.82 = 52,918.38/x
  3. Step 3: Cross multiply
    93,205.62x = 128,618.82 × 52,918.38
  4. Step 4: Simplify right side
    93,205.62x = 6,806,299,591.91
  5. Step 5: Solve for x
    x = 6,806,299,591.91/93,205.62
  6. Step 6: Final answer
    x = 73,024.56

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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.