Home / 64,601.25-89,155.40-36,307.14

Finding the Fourth Proportional to 64,601.25, 89,155.40 and 36,307.14

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Solution

The fourth proportional to 64,601.25, 89,155.40 and 36,307.14 is: 50,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,601.25 : 89,155.40 = 36,307.14 : x
  2. Step 2: Convert to fraction form
    64,601.25/89,155.40 = 36,307.14/x
  3. Step 3: Cross multiply
    64,601.25x = 89,155.40 × 36,307.14
  4. Step 4: Simplify right side
    64,601.25x = 3,236,977,408.02
  5. Step 5: Solve for x
    x = 3,236,977,408.02/64,601.25
  6. Step 6: Final answer
    x = 50,107.04

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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.