Home / 58,632.06-87,966.72-19,180.20

Finding the Fourth Proportional to 58,632.06, 87,966.72 and 19,180.20

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Solution

The fourth proportional to 58,632.06, 87,966.72 and 19,180.20 is: 28,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.06 : 87,966.72 = 19,180.20 : x
  2. Step 2: Convert to fraction form
    58,632.06/87,966.72 = 19,180.20/x
  3. Step 3: Cross multiply
    58,632.06x = 87,966.72 × 19,180.20
  4. Step 4: Simplify right side
    58,632.06x = 1,687,219,282.94
  5. Step 5: Solve for x
    x = 1,687,219,282.94/58,632.06
  6. Step 6: Final answer
    x = 28,776.39

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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.