Home / 58,920.19-88,394.13-19,477.30

Finding the Fourth Proportional to 58,920.19, 88,394.13 and 19,477.30

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Solution

The fourth proportional to 58,920.19, 88,394.13 and 19,477.30 is: 29,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,920.19 : 88,394.13 = 19,477.30 : x
  2. Step 2: Convert to fraction form
    58,920.19/88,394.13 = 19,477.30/x
  3. Step 3: Cross multiply
    58,920.19x = 88,394.13 × 19,477.30
  4. Step 4: Simplify right side
    58,920.19x = 1,721,678,890.86
  5. Step 5: Solve for x
    x = 1,721,678,890.86/58,920.19
  6. Step 6: Final answer
    x = 29,220.53

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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.