Home / 30,537.20-45,793.96-10,543.06

Finding the Fourth Proportional to 30,537.20, 45,793.96 and 10,543.06

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Solution

The fourth proportional to 30,537.20, 45,793.96 and 10,543.06 is: 15,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,537.20 : 45,793.96 = 10,543.06 : x
  2. Step 2: Convert to fraction form
    30,537.20/45,793.96 = 10,543.06/x
  3. Step 3: Cross multiply
    30,537.20x = 45,793.96 × 10,543.06
  4. Step 4: Simplify right side
    30,537.20x = 482,808,498.80
  5. Step 5: Solve for x
    x = 482,808,498.80/30,537.20
  6. Step 6: Final answer
    x = 15,810.50

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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.