Home / 58,327.20-87,490.80-55,767.60

Finding the Fourth Proportional to 58,327.20, 87,490.80 and 55,767.60

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Solution

The fourth proportional to 58,327.20, 87,490.80 and 55,767.60 is: 83,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,327.20 : 87,490.80 = 55,767.60 : x
  2. Step 2: Convert to fraction form
    58,327.20/87,490.80 = 55,767.60/x
  3. Step 3: Cross multiply
    58,327.20x = 87,490.80 × 55,767.60
  4. Step 4: Simplify right side
    58,327.20x = 4,879,151,938.08
  5. Step 5: Solve for x
    x = 4,879,151,938.08/58,327.20
  6. Step 6: Final answer
    x = 83,651.40

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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.