Home / 93,722.06-129,336.45-51,280.59

Finding the Fourth Proportional to 93,722.06, 129,336.45 and 51,280.59

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Solution

The fourth proportional to 93,722.06, 129,336.45 and 51,280.59 is: 70,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,722.06 : 129,336.45 = 51,280.59 : x
  2. Step 2: Convert to fraction form
    93,722.06/129,336.45 = 51,280.59/x
  3. Step 3: Cross multiply
    93,722.06x = 129,336.45 × 51,280.59
  4. Step 4: Simplify right side
    93,722.06x = 6,632,449,757.21
  5. Step 5: Solve for x
    x = 6,632,449,757.21/93,722.06
  6. Step 6: Final answer
    x = 70,767.22

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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.