Home / 171,235.90-236,277.93-107,528.59

Finding the Fourth Proportional to 171,235.90, 236,277.93 and 107,528.59

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Solution

The fourth proportional to 171,235.90, 236,277.93 and 107,528.59 is: 148,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,235.90 : 236,277.93 = 107,528.59 : x
  2. Step 2: Convert to fraction form
    171,235.90/236,277.93 = 107,528.59/x
  3. Step 3: Cross multiply
    171,235.90x = 236,277.93 × 107,528.59
  4. Step 4: Simplify right side
    171,235.90x = 25,406,632,661.02
  5. Step 5: Solve for x
    x = 25,406,632,661.02/171,235.90
  6. Step 6: Final answer
    x = 148,372.12

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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.