Home / 93,258.38-128,696.37-50,816.81

Finding the Fourth Proportional to 93,258.38, 128,696.37 and 50,816.81

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Solution

The fourth proportional to 93,258.38, 128,696.37 and 50,816.81 is: 70,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,258.38 : 128,696.37 = 50,816.81 : x
  2. Step 2: Convert to fraction form
    93,258.38/128,696.37 = 50,816.81/x
  3. Step 3: Cross multiply
    93,258.38x = 128,696.37 × 50,816.81
  4. Step 4: Simplify right side
    93,258.38x = 6,539,938,981.98
  5. Step 5: Solve for x
    x = 6,539,938,981.98/93,258.38
  6. Step 6: Final answer
    x = 70,127.09

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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.