Home / 93,158.33-128,561.64-52,329.68

Finding the Fourth Proportional to 93,158.33, 128,561.64 and 52,329.68

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Solution

The fourth proportional to 93,158.33, 128,561.64 and 52,329.68 is: 72,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,158.33 : 128,561.64 = 52,329.68 : x
  2. Step 2: Convert to fraction form
    93,158.33/128,561.64 = 52,329.68/x
  3. Step 3: Cross multiply
    93,158.33x = 128,561.64 × 52,329.68
  4. Step 4: Simplify right side
    93,158.33x = 6,727,589,481.48
  5. Step 5: Solve for x
    x = 6,727,589,481.48/93,158.33
  6. Step 6: Final answer
    x = 72,216.72

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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.