Home / 209,024.01-288,453.96-113,532.30

Finding the Fourth Proportional to 209,024.01, 288,453.96 and 113,532.30

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Solution

The fourth proportional to 209,024.01, 288,453.96 and 113,532.30 is: 156,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,024.01 : 288,453.96 = 113,532.30 : x
  2. Step 2: Convert to fraction form
    209,024.01/288,453.96 = 113,532.30/x
  3. Step 3: Cross multiply
    209,024.01x = 288,453.96 × 113,532.30
  4. Step 4: Simplify right side
    209,024.01x = 32,748,841,522.91
  5. Step 5: Solve for x
    x = 32,748,841,522.91/209,024.01
  6. Step 6: Final answer
    x = 156,675.02

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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.