Home / 94,843.40-130,887.69-54,557.18

Finding the Fourth Proportional to 94,843.40, 130,887.69 and 54,557.18

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Solution

The fourth proportional to 94,843.40, 130,887.69 and 54,557.18 is: 75,291.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,843.40 : 130,887.69 = 54,557.18 : x
  2. Step 2: Convert to fraction form
    94,843.40/130,887.69 = 54,557.18/x
  3. Step 3: Cross multiply
    94,843.40x = 130,887.69 × 54,557.18
  4. Step 4: Simplify right side
    94,843.40x = 7,140,863,263.11
  5. Step 5: Solve for x
    x = 7,140,863,263.11/94,843.40
  6. Step 6: Final answer
    x = 75,291.09

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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.