Home / 63,084.90-87,047.78-36,228.54

Finding the Fourth Proportional to 63,084.90, 87,047.78 and 36,228.54

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Solution

The fourth proportional to 63,084.90, 87,047.78 and 36,228.54 is: 49,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,084.90 : 87,047.78 = 36,228.54 : x
  2. Step 2: Convert to fraction form
    63,084.90/87,047.78 = 36,228.54/x
  3. Step 3: Cross multiply
    63,084.90x = 87,047.78 × 36,228.54
  4. Step 4: Simplify right side
    63,084.90x = 3,153,613,979.64
  5. Step 5: Solve for x
    x = 3,153,613,979.64/63,084.90
  6. Step 6: Final answer
    x = 49,990.00

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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.