Home / 93,653.40-129,244.78-51,211.92

Finding the Fourth Proportional to 93,653.40, 129,244.78 and 51,211.92

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Solution

The fourth proportional to 93,653.40, 129,244.78 and 51,211.92 is: 70,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,653.40 : 129,244.78 = 51,211.92 : x
  2. Step 2: Convert to fraction form
    93,653.40/129,244.78 = 51,211.92/x
  3. Step 3: Cross multiply
    93,653.40x = 129,244.78 × 51,211.92
  4. Step 4: Simplify right side
    93,653.40x = 6,618,873,333.78
  5. Step 5: Solve for x
    x = 6,618,873,333.78/93,653.40
  6. Step 6: Final answer
    x = 70,674.14

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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.