Home / 58,334.40-87,515.52-18,891.60

Finding the Fourth Proportional to 58,334.40, 87,515.52 and 18,891.60

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Solution

The fourth proportional to 58,334.40, 87,515.52 and 18,891.60 is: 28,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,334.40 : 87,515.52 = 18,891.60 : x
  2. Step 2: Convert to fraction form
    58,334.40/87,515.52 = 18,891.60/x
  3. Step 3: Cross multiply
    58,334.40x = 87,515.52 × 18,891.60
  4. Step 4: Simplify right side
    58,334.40x = 1,653,308,197.63
  5. Step 5: Solve for x
    x = 1,653,308,197.63/58,334.40
  6. Step 6: Final answer
    x = 28,341.91

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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.