Home / 93,309.17-128,766.37-50,867.71

Finding the Fourth Proportional to 93,309.17, 128,766.37 and 50,867.71

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Solution

The fourth proportional to 93,309.17, 128,766.37 and 50,867.71 is: 70,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,309.17 : 128,766.37 = 50,867.71 : x
  2. Step 2: Convert to fraction form
    93,309.17/128,766.37 = 50,867.71/x
  3. Step 3: Cross multiply
    93,309.17x = 128,766.37 × 50,867.71
  4. Step 4: Simplify right side
    93,309.17x = 6,550,050,366.91
  5. Step 5: Solve for x
    x = 6,550,050,366.91/93,309.17
  6. Step 6: Final answer
    x = 70,197.28

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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.