Home / 95,021.25-130,430.78-84,025.15

Finding the Fourth Proportional to 95,021.25, 130,430.78 and 84,025.15

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Solution

The fourth proportional to 95,021.25, 130,430.78 and 84,025.15 is: 115,337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,021.25 : 130,430.78 = 84,025.15 : x
  2. Step 2: Convert to fraction form
    95,021.25/130,430.78 = 84,025.15/x
  3. Step 3: Cross multiply
    95,021.25x = 130,430.78 × 84,025.15
  4. Step 4: Simplify right side
    95,021.25x = 10,959,465,854.12
  5. Step 5: Solve for x
    x = 10,959,465,854.12/95,021.25
  6. Step 6: Final answer
    x = 115,337.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.