Home / 74,944.80-112,417.20-48,333.60

Finding the Fourth Proportional to 74,944.80, 112,417.20 and 48,333.60

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Solution

The fourth proportional to 74,944.80, 112,417.20 and 48,333.60 is: 72,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,944.80 : 112,417.20 = 48,333.60 : x
  2. Step 2: Convert to fraction form
    74,944.80/112,417.20 = 48,333.60/x
  3. Step 3: Cross multiply
    74,944.80x = 112,417.20 × 48,333.60
  4. Step 4: Simplify right side
    74,944.80x = 5,433,527,977.92
  5. Step 5: Solve for x
    x = 5,433,527,977.92/74,944.80
  6. Step 6: Final answer
    x = 72,500.40

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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.