Home / 65,209.47-89,992.43-36,527.45

Finding the Fourth Proportional to 65,209.47, 89,992.43 and 36,527.45

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Solution

The fourth proportional to 65,209.47, 89,992.43 and 36,527.45 is: 50,409.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,209.47 : 89,992.43 = 36,527.45 : x
  2. Step 2: Convert to fraction form
    65,209.47/89,992.43 = 36,527.45/x
  3. Step 3: Cross multiply
    65,209.47x = 89,992.43 × 36,527.45
  4. Step 4: Simplify right side
    65,209.47x = 3,287,194,203.26
  5. Step 5: Solve for x
    x = 3,287,194,203.26/65,209.47
  6. Step 6: Final answer
    x = 50,409.77

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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.