Home / 58,295.20-80,404.77-38,119.72

Finding the Fourth Proportional to 58,295.20, 80,404.77 and 38,119.72

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Solution

The fourth proportional to 58,295.20, 80,404.77 and 38,119.72 is: 52,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,295.20 : 80,404.77 = 38,119.72 : x
  2. Step 2: Convert to fraction form
    58,295.20/80,404.77 = 38,119.72/x
  3. Step 3: Cross multiply
    58,295.20x = 80,404.77 × 38,119.72
  4. Step 4: Simplify right side
    58,295.20x = 3,065,007,319.06
  5. Step 5: Solve for x
    x = 3,065,007,319.06/58,295.20
  6. Step 6: Final answer
    x = 52,577.35

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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.