Home / 57,629.52-86,296.08-46,331.76

Finding the Fourth Proportional to 57,629.52, 86,296.08 and 46,331.76

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Solution

The fourth proportional to 57,629.52, 86,296.08 and 46,331.76 is: 69,378.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629.52 : 86,296.08 = 46,331.76 : x
  2. Step 2: Convert to fraction form
    57,629.52/86,296.08 = 46,331.76/x
  3. Step 3: Cross multiply
    57,629.52x = 86,296.08 × 46,331.76
  4. Step 4: Simplify right side
    57,629.52x = 3,998,249,267.50
  5. Step 5: Solve for x
    x = 3,998,249,267.50/57,629.52
  6. Step 6: Final answer
    x = 69,378.49

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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.