Home / 171,166.36-236,130-110,756.44

Finding the Fourth Proportional to 171,166.36, 236,130 and 110,756.44

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Solution

The fourth proportional to 171,166.36, 236,130 and 110,756.44 is: 152,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,166.36 : 236,130 = 110,756.44 : x
  2. Step 2: Convert to fraction form
    171,166.36/236,130 = 110,756.44/x
  3. Step 3: Cross multiply
    171,166.36x = 236,130 × 110,756.44
  4. Step 4: Simplify right side
    171,166.36x = 26,152,918,177.20
  5. Step 5: Solve for x
    x = 26,152,918,177.20/171,166.36
  6. Step 6: Final answer
    x = 152,792.40

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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.