Home / 103,776.64-155,668.12-40,594.24

Finding the Fourth Proportional to 103,776.64, 155,668.12 and 40,594.24

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Solution

The fourth proportional to 103,776.64, 155,668.12 and 40,594.24 is: 60,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,776.64 : 155,668.12 = 40,594.24 : x
  2. Step 2: Convert to fraction form
    103,776.64/155,668.12 = 40,594.24/x
  3. Step 3: Cross multiply
    103,776.64x = 155,668.12 × 40,594.24
  4. Step 4: Simplify right side
    103,776.64x = 6,319,229,023.63
  5. Step 5: Solve for x
    x = 6,319,229,023.63/103,776.64
  6. Step 6: Final answer
    x = 60,892.60

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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.