Home / 96,659.12-133,382.73-53,640.92

Finding the Fourth Proportional to 96,659.12, 133,382.73 and 53,640.92

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Solution

The fourth proportional to 96,659.12, 133,382.73 and 53,640.92 is: 74,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,659.12 : 133,382.73 = 53,640.92 : x
  2. Step 2: Convert to fraction form
    96,659.12/133,382.73 = 53,640.92/x
  3. Step 3: Cross multiply
    96,659.12x = 133,382.73 × 53,640.92
  4. Step 4: Simplify right side
    96,659.12x = 7,154,772,349.31
  5. Step 5: Solve for x
    x = 7,154,772,349.31/96,659.12
  6. Step 6: Final answer
    x = 74,020.67

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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.