Home / 94,454.96-130,347.62-51,433.78

Finding the Fourth Proportional to 94,454.96, 130,347.62 and 51,433.78

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Solution

The fourth proportional to 94,454.96, 130,347.62 and 51,433.78 is: 70,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,454.96 : 130,347.62 = 51,433.78 : x
  2. Step 2: Convert to fraction form
    94,454.96/130,347.62 = 51,433.78/x
  3. Step 3: Cross multiply
    94,454.96x = 130,347.62 × 51,433.78
  4. Step 4: Simplify right side
    94,454.96x = 6,704,270,810.60
  5. Step 5: Solve for x
    x = 6,704,270,810.60/94,454.96
  6. Step 6: Final answer
    x = 70,978.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.