Home / 52,038.86-78,058.69-16,978.61

Finding the Fourth Proportional to 52,038.86, 78,058.69 and 16,978.61

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Solution

The fourth proportional to 52,038.86, 78,058.69 and 16,978.61 is: 25,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,038.86 : 78,058.69 = 16,978.61 : x
  2. Step 2: Convert to fraction form
    52,038.86/78,058.69 = 16,978.61/x
  3. Step 3: Cross multiply
    52,038.86x = 78,058.69 × 16,978.61
  4. Step 4: Simplify right side
    52,038.86x = 1,325,328,207.32
  5. Step 5: Solve for x
    x = 1,325,328,207.32/52,038.86
  6. Step 6: Final answer
    x = 25,468.05

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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.