Home / 86,892.12-119,883.25-48,646.04

Finding the Fourth Proportional to 86,892.12, 119,883.25 and 48,646.04

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Solution

The fourth proportional to 86,892.12, 119,883.25 and 48,646.04 is: 67,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,892.12 : 119,883.25 = 48,646.04 : x
  2. Step 2: Convert to fraction form
    86,892.12/119,883.25 = 48,646.04/x
  3. Step 3: Cross multiply
    86,892.12x = 119,883.25 × 48,646.04
  4. Step 4: Simplify right side
    86,892.12x = 5,831,845,374.83
  5. Step 5: Solve for x
    x = 5,831,845,374.83/86,892.12
  6. Step 6: Final answer
    x = 67,115.93

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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.