Home / 53,527.90-80,293.16-17,989.74

Finding the Fourth Proportional to 53,527.90, 80,293.16 and 17,989.74

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Solution

The fourth proportional to 53,527.90, 80,293.16 and 17,989.74 is: 26,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,527.90 : 80,293.16 = 17,989.74 : x
  2. Step 2: Convert to fraction form
    53,527.90/80,293.16 = 17,989.74/x
  3. Step 3: Cross multiply
    53,527.90x = 80,293.16 × 17,989.74
  4. Step 4: Simplify right side
    53,527.90x = 1,444,452,982.23
  5. Step 5: Solve for x
    x = 1,444,452,982.23/53,527.90
  6. Step 6: Final answer
    x = 26,985.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.