Home / 93,680.64-129,282.37-51,239.17

Finding the Fourth Proportional to 93,680.64, 129,282.37 and 51,239.17

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Solution

The fourth proportional to 93,680.64, 129,282.37 and 51,239.17 is: 70,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,680.64 : 129,282.37 = 51,239.17 : x
  2. Step 2: Convert to fraction form
    93,680.64/129,282.37 = 51,239.17/x
  3. Step 3: Cross multiply
    93,680.64x = 129,282.37 × 51,239.17
  4. Step 4: Simplify right side
    93,680.64x = 6,624,321,334.43
  5. Step 5: Solve for x
    x = 6,624,321,334.43/93,680.64
  6. Step 6: Final answer
    x = 70,711.74

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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.