Home / 40,392.86-55,556.70-32,417.60

Finding the Fourth Proportional to 40,392.86, 55,556.70 and 32,417.60

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Solution

The fourth proportional to 40,392.86, 55,556.70 and 32,417.60 is: 44,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.86 : 55,556.70 = 32,417.60 : x
  2. Step 2: Convert to fraction form
    40,392.86/55,556.70 = 32,417.60/x
  3. Step 3: Cross multiply
    40,392.86x = 55,556.70 × 32,417.60
  4. Step 4: Simplify right side
    40,392.86x = 1,801,014,877.92
  5. Step 5: Solve for x
    x = 1,801,014,877.92/40,392.86
  6. Step 6: Final answer
    x = 44,587.46

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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.