Home / 93,039.12-128,393.64-50,599.44

Finding the Fourth Proportional to 93,039.12, 128,393.64 and 50,599.44

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Solution

The fourth proportional to 93,039.12, 128,393.64 and 50,599.44 is: 69,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,039.12 : 128,393.64 = 50,599.44 : x
  2. Step 2: Convert to fraction form
    93,039.12/128,393.64 = 50,599.44/x
  3. Step 3: Cross multiply
    93,039.12x = 128,393.64 × 50,599.44
  4. Step 4: Simplify right side
    93,039.12x = 6,496,646,283.56
  5. Step 5: Solve for x
    x = 6,496,646,283.56/93,039.12
  6. Step 6: Final answer
    x = 69,827.04

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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.