Home / 43,100.04-59,512.50-28,000.20

Finding the Fourth Proportional to 43,100.04, 59,512.50 and 28,000.20

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Solution

The fourth proportional to 43,100.04, 59,512.50 and 28,000.20 is: 38,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,100.04 : 59,512.50 = 28,000.20 : x
  2. Step 2: Convert to fraction form
    43,100.04/59,512.50 = 28,000.20/x
  3. Step 3: Cross multiply
    43,100.04x = 59,512.50 × 28,000.20
  4. Step 4: Simplify right side
    43,100.04x = 1,666,361,902.50
  5. Step 5: Solve for x
    x = 1,666,361,902.50/43,100.04
  6. Step 6: Final answer
    x = 38,662.65

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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.