Home / 93,220.14-128,644.01-50,777.76

Finding the Fourth Proportional to 93,220.14, 128,644.01 and 50,777.76

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Solution

The fourth proportional to 93,220.14, 128,644.01 and 50,777.76 is: 70,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,220.14 : 128,644.01 = 50,777.76 : x
  2. Step 2: Convert to fraction form
    93,220.14/128,644.01 = 50,777.76/x
  3. Step 3: Cross multiply
    93,220.14x = 128,644.01 × 50,777.76
  4. Step 4: Simplify right side
    93,220.14x = 6,532,254,665.22
  5. Step 5: Solve for x
    x = 6,532,254,665.22/93,220.14
  6. Step 6: Final answer
    x = 70,073.43

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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.