Home / 93,933.59-129,628.35-51,491.21

Finding the Fourth Proportional to 93,933.59, 129,628.35 and 51,491.21

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Solution

The fourth proportional to 93,933.59, 129,628.35 and 51,491.21 is: 71,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,933.59 : 129,628.35 = 51,491.21 : x
  2. Step 2: Convert to fraction form
    93,933.59/129,628.35 = 51,491.21/x
  3. Step 3: Cross multiply
    93,933.59x = 129,628.35 × 51,491.21
  4. Step 4: Simplify right side
    93,933.59x = 6,674,719,943.66
  5. Step 5: Solve for x
    x = 6,674,719,943.66/93,933.59
  6. Step 6: Final answer
    x = 71,057.86

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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.