Home / 63,077.98-87,045.74-34,783.66

Finding the Fourth Proportional to 63,077.98, 87,045.74 and 34,783.66

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Solution

The fourth proportional to 63,077.98, 87,045.74 and 34,783.66 is: 48,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.98 : 87,045.74 = 34,783.66 : x
  2. Step 2: Convert to fraction form
    63,077.98/87,045.74 = 34,783.66/x
  3. Step 3: Cross multiply
    63,077.98x = 87,045.74 × 34,783.66
  4. Step 4: Simplify right side
    63,077.98x = 3,027,769,424.61
  5. Step 5: Solve for x
    x = 3,027,769,424.61/63,077.98
  6. Step 6: Final answer
    x = 48,000.42

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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.