Home / 261,004.58-391,565.19-83,522.24

Finding the Fourth Proportional to 261,004.58, 391,565.19 and 83,522.24

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Solution

The fourth proportional to 261,004.58, 391,565.19 and 83,522.24 is: 125,302.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,004.58 : 391,565.19 = 83,522.24 : x
  2. Step 2: Convert to fraction form
    261,004.58/391,565.19 = 83,522.24/x
  3. Step 3: Cross multiply
    261,004.58x = 391,565.19 × 83,522.24
  4. Step 4: Simplify right side
    261,004.58x = 32,704,401,774.83
  5. Step 5: Solve for x
    x = 32,704,401,774.83/261,004.58
  6. Step 6: Final answer
    x = 125,302.02

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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.