Home / 93,887.28-129,575.28-53,606.76

Finding the Fourth Proportional to 93,887.28, 129,575.28 and 53,606.76

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Solution

The fourth proportional to 93,887.28, 129,575.28 and 53,606.76 is: 73,983.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,887.28 : 129,575.28 = 53,606.76 : x
  2. Step 2: Convert to fraction form
    93,887.28/129,575.28 = 53,606.76/x
  3. Step 3: Cross multiply
    93,887.28x = 129,575.28 × 53,606.76
  4. Step 4: Simplify right side
    93,887.28x = 6,946,110,936.89
  5. Step 5: Solve for x
    x = 6,946,110,936.89/93,887.28
  6. Step 6: Final answer
    x = 73,983.51

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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.