Home / 151,271.04-208,755.72-84,203.04

Finding the Fourth Proportional to 151,271.04, 208,755.72 and 84,203.04

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Solution

The fourth proportional to 151,271.04, 208,755.72 and 84,203.04 is: 116,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,271.04 : 208,755.72 = 84,203.04 : x
  2. Step 2: Convert to fraction form
    151,271.04/208,755.72 = 84,203.04/x
  3. Step 3: Cross multiply
    151,271.04x = 208,755.72 × 84,203.04
  4. Step 4: Simplify right side
    151,271.04x = 17,577,866,241.39
  5. Step 5: Solve for x
    x = 17,577,866,241.39/151,271.04
  6. Step 6: Final answer
    x = 116,201.13

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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.