Home / 94,285.34-130,121.16-54,012.08

Finding the Fourth Proportional to 94,285.34, 130,121.16 and 54,012.08

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Solution

The fourth proportional to 94,285.34, 130,121.16 and 54,012.08 is: 74,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,285.34 : 130,121.16 = 54,012.08 : x
  2. Step 2: Convert to fraction form
    94,285.34/130,121.16 = 54,012.08/x
  3. Step 3: Cross multiply
    94,285.34x = 130,121.16 × 54,012.08
  4. Step 4: Simplify right side
    94,285.34x = 7,028,114,503.61
  5. Step 5: Solve for x
    x = 7,028,114,503.61/94,285.34
  6. Step 6: Final answer
    x = 74,540.90

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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.