Home / 94,259.60-130,078.26-53,986.72

Finding the Fourth Proportional to 94,259.60, 130,078.26 and 53,986.72

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Solution

The fourth proportional to 94,259.60, 130,078.26 and 53,986.72 is: 74,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,259.60 : 130,078.26 = 53,986.72 : x
  2. Step 2: Convert to fraction form
    94,259.60/130,078.26 = 53,986.72/x
  3. Step 3: Cross multiply
    94,259.60x = 130,078.26 × 53,986.72
  4. Step 4: Simplify right side
    94,259.60x = 7,022,498,600.71
  5. Step 5: Solve for x
    x = 7,022,498,600.71/94,259.60
  6. Step 6: Final answer
    x = 74,501.68

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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.