Home / 64,653.02-89,220.58-36,358.10

Finding the Fourth Proportional to 64,653.02, 89,220.58 and 36,358.10

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Solution

The fourth proportional to 64,653.02, 89,220.58 and 36,358.10 is: 50,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,653.02 : 89,220.58 = 36,358.10 : x
  2. Step 2: Convert to fraction form
    64,653.02/89,220.58 = 36,358.10/x
  3. Step 3: Cross multiply
    64,653.02x = 89,220.58 × 36,358.10
  4. Step 4: Simplify right side
    64,653.02x = 3,243,890,769.70
  5. Step 5: Solve for x
    x = 3,243,890,769.70/64,653.02
  6. Step 6: Final answer
    x = 50,173.85

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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.