Home / 93,258.15-128,696.22-50,816.66

Finding the Fourth Proportional to 93,258.15, 128,696.22 and 50,816.66

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Solution

The fourth proportional to 93,258.15, 128,696.22 and 50,816.66 is: 70,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,258.15 : 128,696.22 = 50,816.66 : x
  2. Step 2: Convert to fraction form
    93,258.15/128,696.22 = 50,816.66/x
  3. Step 3: Cross multiply
    93,258.15x = 128,696.22 × 50,816.66
  4. Step 4: Simplify right side
    93,258.15x = 6,539,911,411.54
  5. Step 5: Solve for x
    x = 6,539,911,411.54/93,258.15
  6. Step 6: Final answer
    x = 70,126.97

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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.