Home / 52,230.80-78,346.20-44,357.60

Finding the Fourth Proportional to 52,230.80, 78,346.20 and 44,357.60

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Solution

The fourth proportional to 52,230.80, 78,346.20 and 44,357.60 is: 66,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.80 : 78,346.20 = 44,357.60 : x
  2. Step 2: Convert to fraction form
    52,230.80/78,346.20 = 44,357.60/x
  3. Step 3: Cross multiply
    52,230.80x = 78,346.20 × 44,357.60
  4. Step 4: Simplify right side
    52,230.80x = 3,475,249,401.12
  5. Step 5: Solve for x
    x = 3,475,249,401.12/52,230.80
  6. Step 6: Final answer
    x = 66,536.40

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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.