Home / 39,332.80-58,999.20-38,749.60

Finding the Fourth Proportional to 39,332.80, 58,999.20 and 38,749.60

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Solution

The fourth proportional to 39,332.80, 58,999.20 and 38,749.60 is: 58,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,332.80 : 58,999.20 = 38,749.60 : x
  2. Step 2: Convert to fraction form
    39,332.80/58,999.20 = 38,749.60/x
  3. Step 3: Cross multiply
    39,332.80x = 58,999.20 × 38,749.60
  4. Step 4: Simplify right side
    39,332.80x = 2,286,195,400.32
  5. Step 5: Solve for x
    x = 2,286,195,400.32/39,332.80
  6. Step 6: Final answer
    x = 58,124.40

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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.