Home / 39,980.22-59,970.53-16,606.68

Finding the Fourth Proportional to 39,980.22, 59,970.53 and 16,606.68

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Solution

The fourth proportional to 39,980.22, 59,970.53 and 16,606.68 is: 24,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,980.22 : 59,970.53 = 16,606.68 : x
  2. Step 2: Convert to fraction form
    39,980.22/59,970.53 = 16,606.68/x
  3. Step 3: Cross multiply
    39,980.22x = 59,970.53 × 16,606.68
  4. Step 4: Simplify right side
    39,980.22x = 995,911,442.66
  5. Step 5: Solve for x
    x = 995,911,442.66/39,980.22
  6. Step 6: Final answer
    x = 24,910.10

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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.