Home / 151,345.20-227,017.80-70,284.06

Finding the Fourth Proportional to 151,345.20, 227,017.80 and 70,284.06

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Solution

The fourth proportional to 151,345.20, 227,017.80 and 70,284.06 is: 105,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,345.20 : 227,017.80 = 70,284.06 : x
  2. Step 2: Convert to fraction form
    151,345.20/227,017.80 = 70,284.06/x
  3. Step 3: Cross multiply
    151,345.20x = 227,017.80 × 70,284.06
  4. Step 4: Simplify right side
    151,345.20x = 15,955,732,676.27
  5. Step 5: Solve for x
    x = 15,955,732,676.27/151,345.20
  6. Step 6: Final answer
    x = 105,426.09

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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.