Home / 43,285.73-64,957.76-16,987.37

Finding the Fourth Proportional to 43,285.73, 64,957.76 and 16,987.37

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Solution

The fourth proportional to 43,285.73, 64,957.76 and 16,987.37 is: 25,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.73 : 64,957.76 = 16,987.37 : x
  2. Step 2: Convert to fraction form
    43,285.73/64,957.76 = 16,987.37/x
  3. Step 3: Cross multiply
    43,285.73x = 64,957.76 × 16,987.37
  4. Step 4: Simplify right side
    43,285.73x = 1,103,461,418.55
  5. Step 5: Solve for x
    x = 1,103,461,418.55/43,285.73
  6. Step 6: Final answer
    x = 25,492.50

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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.