Home / 37,154.20-55,698.50-28,428.07

Finding the Fourth Proportional to 37,154.20, 55,698.50 and 28,428.07

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Solution

The fourth proportional to 37,154.20, 55,698.50 and 28,428.07 is: 42,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,154.20 : 55,698.50 = 28,428.07 : x
  2. Step 2: Convert to fraction form
    37,154.20/55,698.50 = 28,428.07/x
  3. Step 3: Cross multiply
    37,154.20x = 55,698.50 × 28,428.07
  4. Step 4: Simplify right side
    37,154.20x = 1,583,400,714.75
  5. Step 5: Solve for x
    x = 1,583,400,714.75/37,154.20
  6. Step 6: Final answer
    x = 42,617.00

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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.