Home / 170,986.11-235,973.04-94,503.56

Finding the Fourth Proportional to 170,986.11, 235,973.04 and 94,503.56

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Solution

The fourth proportional to 170,986.11, 235,973.04 and 94,503.56 is: 130,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,986.11 : 235,973.04 = 94,503.56 : x
  2. Step 2: Convert to fraction form
    170,986.11/235,973.04 = 94,503.56/x
  3. Step 3: Cross multiply
    170,986.11x = 235,973.04 × 94,503.56
  4. Step 4: Simplify right side
    170,986.11x = 22,300,292,344.02
  5. Step 5: Solve for x
    x = 22,300,292,344.02/170,986.11
  6. Step 6: Final answer
    x = 130,421.66

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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.