Home / 93,976.07-129,694.46-53,148.80

Finding the Fourth Proportional to 93,976.07, 129,694.46 and 53,148.80

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Solution

The fourth proportional to 93,976.07, 129,694.46 and 53,148.80 is: 73,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,976.07 : 129,694.46 = 53,148.80 : x
  2. Step 2: Convert to fraction form
    93,976.07/129,694.46 = 53,148.80/x
  3. Step 3: Cross multiply
    93,976.07x = 129,694.46 × 53,148.80
  4. Step 4: Simplify right side
    93,976.07x = 6,893,104,001.43
  5. Step 5: Solve for x
    x = 6,893,104,001.43/93,976.07
  6. Step 6: Final answer
    x = 73,349.57

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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.