Home / 86,507.53-119,388.74-52,508.18

Finding the Fourth Proportional to 86,507.53, 119,388.74 and 52,508.18

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Solution

The fourth proportional to 86,507.53, 119,388.74 and 52,508.18 is: 72,466.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,507.53 : 119,388.74 = 52,508.18 : x
  2. Step 2: Convert to fraction form
    86,507.53/119,388.74 = 52,508.18/x
  3. Step 3: Cross multiply
    86,507.53x = 119,388.74 × 52,508.18
  4. Step 4: Simplify right side
    86,507.53x = 6,268,885,485.82
  5. Step 5: Solve for x
    x = 6,268,885,485.82/86,507.53
  6. Step 6: Final answer
    x = 72,466.36

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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.