Home / 63,077.90-87,043.56-36,201.50

Finding the Fourth Proportional to 63,077.90, 87,043.56 and 36,201.50

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Solution

The fourth proportional to 63,077.90, 87,043.56 and 36,201.50 is: 49,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.90 : 87,043.56 = 36,201.50 : x
  2. Step 2: Convert to fraction form
    63,077.90/87,043.56 = 36,201.50/x
  3. Step 3: Cross multiply
    63,077.90x = 87,043.56 × 36,201.50
  4. Step 4: Simplify right side
    63,077.90x = 3,151,107,437.34
  5. Step 5: Solve for x
    x = 3,151,107,437.34/63,077.90
  6. Step 6: Final answer
    x = 49,955.81

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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.