Home / 86,899.06-119,892.82-48,652.98

Finding the Fourth Proportional to 86,899.06, 119,892.82 and 48,652.98

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Solution

The fourth proportional to 86,899.06, 119,892.82 and 48,652.98 is: 67,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,899.06 : 119,892.82 = 48,652.98 : x
  2. Step 2: Convert to fraction form
    86,899.06/119,892.82 = 48,652.98/x
  3. Step 3: Cross multiply
    86,899.06x = 119,892.82 × 48,652.98
  4. Step 4: Simplify right side
    86,899.06x = 5,833,142,973.60
  5. Step 5: Solve for x
    x = 5,833,142,973.60/86,899.06
  6. Step 6: Final answer
    x = 67,125.50

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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.