Home / 58,382.02-87,585.34-18,936.07

Finding the Fourth Proportional to 58,382.02, 87,585.34 and 18,936.07

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Solution

The fourth proportional to 58,382.02, 87,585.34 and 18,936.07 is: 28,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,382.02 : 87,585.34 = 18,936.07 : x
  2. Step 2: Convert to fraction form
    58,382.02/87,585.34 = 18,936.07/x
  3. Step 3: Cross multiply
    58,382.02x = 87,585.34 × 18,936.07
  4. Step 4: Simplify right side
    58,382.02x = 1,658,521,596.61
  5. Step 5: Solve for x
    x = 1,658,521,596.61/58,382.02
  6. Step 6: Final answer
    x = 28,408.09

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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.