Home / 171,015.95-236,047.20-98,427.77

Finding the Fourth Proportional to 171,015.95, 236,047.20 and 98,427.77

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Solution

The fourth proportional to 171,015.95, 236,047.20 and 98,427.77 is: 135,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,015.95 : 236,047.20 = 98,427.77 : x
  2. Step 2: Convert to fraction form
    171,015.95/236,047.20 = 98,427.77/x
  3. Step 3: Cross multiply
    171,015.95x = 236,047.20 × 98,427.77
  4. Step 4: Simplify right side
    171,015.95x = 23,233,598,330.51
  5. Step 5: Solve for x
    x = 23,233,598,330.51/171,015.95
  6. Step 6: Final answer
    x = 135,856.33

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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.