Home / 86,822.15-119,746.96-58,132.69

Finding the Fourth Proportional to 86,822.15, 119,746.96 and 58,132.69

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Solution

The fourth proportional to 86,822.15, 119,746.96 and 58,132.69 is: 80,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,822.15 : 119,746.96 = 58,132.69 : x
  2. Step 2: Convert to fraction form
    86,822.15/119,746.96 = 58,132.69/x
  3. Step 3: Cross multiply
    86,822.15x = 119,746.96 × 58,132.69
  4. Step 4: Simplify right side
    86,822.15x = 6,961,212,459.42
  5. Step 5: Solve for x
    x = 6,961,212,459.42/86,822.15
  6. Step 6: Final answer
    x = 80,177.84

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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.