Home / 86,850.55-119,883.32-51,051.18

Finding the Fourth Proportional to 86,850.55, 119,883.32 and 51,051.18

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Solution

The fourth proportional to 86,850.55, 119,883.32 and 51,051.18 is: 70,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,850.55 : 119,883.32 = 51,051.18 : x
  2. Step 2: Convert to fraction form
    86,850.55/119,883.32 = 51,051.18/x
  3. Step 3: Cross multiply
    86,850.55x = 119,883.32 × 51,051.18
  4. Step 4: Simplify right side
    86,850.55x = 6,120,184,948.32
  5. Step 5: Solve for x
    x = 6,120,184,948.32/86,850.55
  6. Step 6: Final answer
    x = 70,468.00

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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.