Home / 86,276.56-129,363.81-33,624.58

Finding the Fourth Proportional to 86,276.56, 129,363.81 and 33,624.58

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Solution

The fourth proportional to 86,276.56, 129,363.81 and 33,624.58 is: 50,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276.56 : 129,363.81 = 33,624.58 : x
  2. Step 2: Convert to fraction form
    86,276.56/129,363.81 = 33,624.58/x
  3. Step 3: Cross multiply
    86,276.56x = 129,363.81 × 33,624.58
  4. Step 4: Simplify right side
    86,276.56x = 4,349,803,778.45
  5. Step 5: Solve for x
    x = 4,349,803,778.45/86,276.56
  6. Step 6: Final answer
    x = 50,416.98

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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.