Home / 86,618.88-119,513.70-52,626.36

Finding the Fourth Proportional to 86,618.88, 119,513.70 and 52,626.36

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Solution

The fourth proportional to 86,618.88, 119,513.70 and 52,626.36 is: 72,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,618.88 : 119,513.70 = 52,626.36 : x
  2. Step 2: Convert to fraction form
    86,618.88/119,513.70 = 52,626.36/x
  3. Step 3: Cross multiply
    86,618.88x = 119,513.70 × 52,626.36
  4. Step 4: Simplify right side
    86,618.88x = 6,289,571,001.13
  5. Step 5: Solve for x
    x = 6,289,571,001.13/86,618.88
  6. Step 6: Final answer
    x = 72,612.01

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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.