Home / 66,925.92-100,329.32-25,402.08

Finding the Fourth Proportional to 66,925.92, 100,329.32 and 25,402.08

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Solution

The fourth proportional to 66,925.92, 100,329.32 and 25,402.08 is: 38,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,925.92 : 100,329.32 = 25,402.08 : x
  2. Step 2: Convert to fraction form
    66,925.92/100,329.32 = 25,402.08/x
  3. Step 3: Cross multiply
    66,925.92x = 100,329.32 × 25,402.08
  4. Step 4: Simplify right side
    66,925.92x = 2,548,573,412.99
  5. Step 5: Solve for x
    x = 2,548,573,412.99/66,925.92
  6. Step 6: Final answer
    x = 38,080.51

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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.