Home / 93,009.56-128,352.54-50,568.08

Finding the Fourth Proportional to 93,009.56, 128,352.54 and 50,568.08

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Solution

The fourth proportional to 93,009.56, 128,352.54 and 50,568.08 is: 69,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,009.56 : 128,352.54 = 50,568.08 : x
  2. Step 2: Convert to fraction form
    93,009.56/128,352.54 = 50,568.08/x
  3. Step 3: Cross multiply
    93,009.56x = 128,352.54 × 50,568.08
  4. Step 4: Simplify right side
    93,009.56x = 6,490,540,869.16
  5. Step 5: Solve for x
    x = 6,490,540,869.16/93,009.56
  6. Step 6: Final answer
    x = 69,783.59

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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.