Home / 64,880.16-89,533.18-36,586.84

Finding the Fourth Proportional to 64,880.16, 89,533.18 and 36,586.84

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Solution

The fourth proportional to 64,880.16, 89,533.18 and 36,586.84 is: 50,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.16 : 89,533.18 = 36,586.84 : x
  2. Step 2: Convert to fraction form
    64,880.16/89,533.18 = 36,586.84/x
  3. Step 3: Cross multiply
    64,880.16x = 89,533.18 × 36,586.84
  4. Step 4: Simplify right side
    64,880.16x = 3,275,736,131.35
  5. Step 5: Solve for x
    x = 3,275,736,131.35/64,880.16
  6. Step 6: Final answer
    x = 50,489.03

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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.