Home / 55,421.70-83,041.35-32,007.30

Finding the Fourth Proportional to 55,421.70, 83,041.35 and 32,007.30

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Solution

The fourth proportional to 55,421.70, 83,041.35 and 32,007.30 is: 47,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,421.70 : 83,041.35 = 32,007.30 : x
  2. Step 2: Convert to fraction form
    55,421.70/83,041.35 = 32,007.30/x
  3. Step 3: Cross multiply
    55,421.70x = 83,041.35 × 32,007.30
  4. Step 4: Simplify right side
    55,421.70x = 2,657,929,401.86
  5. Step 5: Solve for x
    x = 2,657,929,401.86/55,421.70
  6. Step 6: Final answer
    x = 47,958.28

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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.