Home / 58,450.54-87,686.14-19,000.71

Finding the Fourth Proportional to 58,450.54, 87,686.14 and 19,000.71

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Solution

The fourth proportional to 58,450.54, 87,686.14 and 19,000.71 is: 28,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,450.54 : 87,686.14 = 19,000.71 : x
  2. Step 2: Convert to fraction form
    58,450.54/87,686.14 = 19,000.71/x
  3. Step 3: Cross multiply
    58,450.54x = 87,686.14 × 19,000.71
  4. Step 4: Simplify right side
    58,450.54x = 1,666,098,431.23
  5. Step 5: Solve for x
    x = 1,666,098,431.23/58,450.54
  6. Step 6: Final answer
    x = 28,504.41

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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.