Home / 93,388.05-128,875.25-50,946.29

Finding the Fourth Proportional to 93,388.05, 128,875.25 and 50,946.29

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Solution

The fourth proportional to 93,388.05, 128,875.25 and 50,946.29 is: 70,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388.05 : 128,875.25 = 50,946.29 : x
  2. Step 2: Convert to fraction form
    93,388.05/128,875.25 = 50,946.29/x
  3. Step 3: Cross multiply
    93,388.05x = 128,875.25 × 50,946.29
  4. Step 4: Simplify right side
    93,388.05x = 6,565,714,961.21
  5. Step 5: Solve for x
    x = 6,565,714,961.21/93,388.05
  6. Step 6: Final answer
    x = 70,305.73

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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.