Home / 93,980.36-129,680.94-53,696.73

Finding the Fourth Proportional to 93,980.36, 129,680.94 and 53,696.73

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Solution

The fourth proportional to 93,980.36, 129,680.94 and 53,696.73 is: 74,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,980.36 : 129,680.94 = 53,696.73 : x
  2. Step 2: Convert to fraction form
    93,980.36/129,680.94 = 53,696.73/x
  3. Step 3: Cross multiply
    93,980.36x = 129,680.94 × 53,696.73
  4. Step 4: Simplify right side
    93,980.36x = 6,963,442,421.33
  5. Step 5: Solve for x
    x = 6,963,442,421.33/93,980.36
  6. Step 6: Final answer
    x = 74,094.66

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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.