Home / 181,581.52-272,817.12-171,510.40

Finding the Fourth Proportional to 181,581.52, 272,817.12 and 171,510.40

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Solution

The fourth proportional to 181,581.52, 272,817.12 and 171,510.40 is: 257,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,581.52 : 272,817.12 = 171,510.40 : x
  2. Step 2: Convert to fraction form
    181,581.52/272,817.12 = 171,510.40/x
  3. Step 3: Cross multiply
    181,581.52x = 272,817.12 × 171,510.40
  4. Step 4: Simplify right side
    181,581.52x = 46,790,973,378.05
  5. Step 5: Solve for x
    x = 46,790,973,378.05/181,581.52
  6. Step 6: Final answer
    x = 257,685.77

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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.