Home / 83,921.02-115,811.03-46,195.27

Finding the Fourth Proportional to 83,921.02, 115,811.03 and 46,195.27

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Solution

The fourth proportional to 83,921.02, 115,811.03 and 46,195.27 is: 63,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,921.02 : 115,811.03 = 46,195.27 : x
  2. Step 2: Convert to fraction form
    83,921.02/115,811.03 = 46,195.27/x
  3. Step 3: Cross multiply
    83,921.02x = 115,811.03 × 46,195.27
  4. Step 4: Simplify right side
    83,921.02x = 5,349,921,279.32
  5. Step 5: Solve for x
    x = 5,349,921,279.32/83,921.02
  6. Step 6: Final answer
    x = 63,749.48

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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.