Home / 93,435.83-128,939.61-50,994.66

Finding the Fourth Proportional to 93,435.83, 128,939.61 and 50,994.66

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Solution

The fourth proportional to 93,435.83, 128,939.61 and 50,994.66 is: 70,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,435.83 : 128,939.61 = 50,994.66 : x
  2. Step 2: Convert to fraction form
    93,435.83/128,939.61 = 50,994.66/x
  3. Step 3: Cross multiply
    93,435.83x = 128,939.61 × 50,994.66
  4. Step 4: Simplify right side
    93,435.83x = 6,575,232,247.24
  5. Step 5: Solve for x
    x = 6,575,232,247.24/93,435.83
  6. Step 6: Final answer
    x = 70,371.64

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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.