Home / 115,404.30-173,106.45-94,409.10

Finding the Fourth Proportional to 115,404.30, 173,106.45 and 94,409.10

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Solution

The fourth proportional to 115,404.30, 173,106.45 and 94,409.10 is: 141,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,404.30 : 173,106.45 = 94,409.10 : x
  2. Step 2: Convert to fraction form
    115,404.30/173,106.45 = 94,409.10/x
  3. Step 3: Cross multiply
    115,404.30x = 173,106.45 × 94,409.10
  4. Step 4: Simplify right side
    115,404.30x = 16,342,824,148.70
  5. Step 5: Solve for x
    x = 16,342,824,148.70/115,404.30
  6. Step 6: Final answer
    x = 141,613.65

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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.