Home / 86,230.50-119,004.93-48,507.54

Finding the Fourth Proportional to 86,230.50, 119,004.93 and 48,507.54

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Solution

The fourth proportional to 86,230.50, 119,004.93 and 48,507.54 is: 66,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,230.50 : 119,004.93 = 48,507.54 : x
  2. Step 2: Convert to fraction form
    86,230.50/119,004.93 = 48,507.54/x
  3. Step 3: Cross multiply
    86,230.50x = 119,004.93 × 48,507.54
  4. Step 4: Simplify right side
    86,230.50x = 5,772,636,402.17
  5. Step 5: Solve for x
    x = 5,772,636,402.17/86,230.50
  6. Step 6: Final answer
    x = 66,944.25

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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.