Home / 86,296.13-129,461.85-36,376.24

Finding the Fourth Proportional to 86,296.13, 129,461.85 and 36,376.24

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Solution

The fourth proportional to 86,296.13, 129,461.85 and 36,376.24 is: 54,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,296.13 : 129,461.85 = 36,376.24 : x
  2. Step 2: Convert to fraction form
    86,296.13/129,461.85 = 36,376.24/x
  3. Step 3: Cross multiply
    86,296.13x = 129,461.85 × 36,376.24
  4. Step 4: Simplify right side
    86,296.13x = 4,709,335,002.79
  5. Step 5: Solve for x
    x = 4,709,335,002.79/86,296.13
  6. Step 6: Final answer
    x = 54,571.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.