Home / 94,455.30-130,334.46-54,170.76

Finding the Fourth Proportional to 94,455.30, 130,334.46 and 54,170.76

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Solution

The fourth proportional to 94,455.30, 130,334.46 and 54,170.76 is: 74,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,455.30 : 130,334.46 = 54,170.76 : x
  2. Step 2: Convert to fraction form
    94,455.30/130,334.46 = 54,170.76/x
  3. Step 3: Cross multiply
    94,455.30x = 130,334.46 × 54,170.76
  4. Step 4: Simplify right side
    94,455.30x = 7,060,316,752.39
  5. Step 5: Solve for x
    x = 7,060,316,752.39/94,455.30
  6. Step 6: Final answer
    x = 74,747.70

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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.