Home / 93,347.02-128,818.64-50,905.56

Finding the Fourth Proportional to 93,347.02, 128,818.64 and 50,905.56

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Solution

The fourth proportional to 93,347.02, 128,818.64 and 50,905.56 is: 70,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,347.02 : 128,818.64 = 50,905.56 : x
  2. Step 2: Convert to fraction form
    93,347.02/128,818.64 = 50,905.56/x
  3. Step 3: Cross multiply
    93,347.02x = 128,818.64 × 50,905.56
  4. Step 4: Simplify right side
    93,347.02x = 6,557,585,007.64
  5. Step 5: Solve for x
    x = 6,557,585,007.64/93,347.02
  6. Step 6: Final answer
    x = 70,249.54

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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.