Home / 63,077.65-87,047.40-34,783.14

Finding the Fourth Proportional to 63,077.65, 87,047.40 and 34,783.14

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Solution

The fourth proportional to 63,077.65, 87,047.40 and 34,783.14 is: 48,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.65 : 87,047.40 = 34,783.14 : x
  2. Step 2: Convert to fraction form
    63,077.65/87,047.40 = 34,783.14/x
  3. Step 3: Cross multiply
    63,077.65x = 87,047.40 × 34,783.14
  4. Step 4: Simplify right side
    63,077.65x = 3,027,781,900.84
  5. Step 5: Solve for x
    x = 3,027,781,900.84/63,077.65
  6. Step 6: Final answer
    x = 48,000.87

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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.