Home / 58,623.57-87,943.55-19,172.82

Finding the Fourth Proportional to 58,623.57, 87,943.55 and 19,172.82

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Solution

The fourth proportional to 58,623.57, 87,943.55 and 19,172.82 is: 28,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,623.57 : 87,943.55 = 19,172.82 : x
  2. Step 2: Convert to fraction form
    58,623.57/87,943.55 = 19,172.82/x
  3. Step 3: Cross multiply
    58,623.57x = 87,943.55 × 19,172.82
  4. Step 4: Simplify right side
    58,623.57x = 1,686,125,854.31
  5. Step 5: Solve for x
    x = 1,686,125,854.31/58,623.57
  6. Step 6: Final answer
    x = 28,761.91

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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.