Home / 93,612.76-129,185.60-51,171.46

Finding the Fourth Proportional to 93,612.76, 129,185.60 and 51,171.46

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Solution

The fourth proportional to 93,612.76, 129,185.60 and 51,171.46 is: 70,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,612.76 : 129,185.60 = 51,171.46 : x
  2. Step 2: Convert to fraction form
    93,612.76/129,185.60 = 51,171.46/x
  3. Step 3: Cross multiply
    93,612.76x = 129,185.60 × 51,171.46
  4. Step 4: Simplify right side
    93,612.76x = 6,610,615,762.98
  5. Step 5: Solve for x
    x = 6,610,615,762.98/93,612.76
  6. Step 6: Final answer
    x = 70,616.61

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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.