Home / 93,008.95-128,353.25-50,568.38

Finding the Fourth Proportional to 93,008.95, 128,353.25 and 50,568.38

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Solution

The fourth proportional to 93,008.95, 128,353.25 and 50,568.38 is: 69,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,008.95 : 128,353.25 = 50,568.38 : x
  2. Step 2: Convert to fraction form
    93,008.95/128,353.25 = 50,568.38/x
  3. Step 3: Cross multiply
    93,008.95x = 128,353.25 × 50,568.38
  4. Step 4: Simplify right side
    93,008.95x = 6,490,615,667.39
  5. Step 5: Solve for x
    x = 6,490,615,667.39/93,008.95
  6. Step 6: Final answer
    x = 69,784.85

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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.