Home / 94,359.79-130,220.10-54,081.33

Finding the Fourth Proportional to 94,359.79, 130,220.10 and 54,081.33

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Solution

The fourth proportional to 94,359.79, 130,220.10 and 54,081.33 is: 74,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,359.79 : 130,220.10 = 54,081.33 : x
  2. Step 2: Convert to fraction form
    94,359.79/130,220.10 = 54,081.33/x
  3. Step 3: Cross multiply
    94,359.79x = 130,220.10 × 54,081.33
  4. Step 4: Simplify right side
    94,359.79x = 7,042,475,509.60
  5. Step 5: Solve for x
    x = 7,042,475,509.60/94,359.79
  6. Step 6: Final answer
    x = 74,634.28

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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.