Home / 170,522.80-235,259.76-98,863.36

Finding the Fourth Proportional to 170,522.80, 235,259.76 and 98,863.36

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Solution

The fourth proportional to 170,522.80, 235,259.76 and 98,863.36 is: 136,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,522.80 : 235,259.76 = 98,863.36 : x
  2. Step 2: Convert to fraction form
    170,522.80/235,259.76 = 98,863.36/x
  3. Step 3: Cross multiply
    170,522.80x = 235,259.76 × 98,863.36
  4. Step 4: Simplify right side
    170,522.80x = 23,258,570,346.39
  5. Step 5: Solve for x
    x = 23,258,570,346.39/170,522.80
  6. Step 6: Final answer
    x = 136,395.66

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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.