Home / 47,332.80-70,999.20-39,556.80

Finding the Fourth Proportional to 47,332.80, 70,999.20 and 39,556.80

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Solution

The fourth proportional to 47,332.80, 70,999.20 and 39,556.80 is: 59,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,332.80 : 70,999.20 = 39,556.80 : x
  2. Step 2: Convert to fraction form
    47,332.80/70,999.20 = 39,556.80/x
  3. Step 3: Cross multiply
    47,332.80x = 70,999.20 × 39,556.80
  4. Step 4: Simplify right side
    47,332.80x = 2,808,501,154.56
  5. Step 5: Solve for x
    x = 2,808,501,154.56/47,332.80
  6. Step 6: Final answer
    x = 59,335.20

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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.