Home / 50,431.47-75,693.95-25,488.90

Finding the Fourth Proportional to 50,431.47, 75,693.95 and 25,488.90

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Solution

The fourth proportional to 50,431.47, 75,693.95 and 25,488.90 is: 38,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,431.47 : 75,693.95 = 25,488.90 : x
  2. Step 2: Convert to fraction form
    50,431.47/75,693.95 = 25,488.90/x
  3. Step 3: Cross multiply
    50,431.47x = 75,693.95 × 25,488.90
  4. Step 4: Simplify right side
    50,431.47x = 1,929,355,774.15
  5. Step 5: Solve for x
    x = 1,929,355,774.15/50,431.47
  6. Step 6: Final answer
    x = 38,256.98

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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.