Home / 93,052.26-128,432.79-56,761.73

Finding the Fourth Proportional to 93,052.26, 128,432.79 and 56,761.73

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Solution

The fourth proportional to 93,052.26, 128,432.79 and 56,761.73 is: 78,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,052.26 : 128,432.79 = 56,761.73 : x
  2. Step 2: Convert to fraction form
    93,052.26/128,432.79 = 56,761.73/x
  3. Step 3: Cross multiply
    93,052.26x = 128,432.79 × 56,761.73
  4. Step 4: Simplify right side
    93,052.26x = 7,290,066,423.15
  5. Step 5: Solve for x
    x = 7,290,066,423.15/93,052.26
  6. Step 6: Final answer
    x = 78,343.79

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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.