Home / 115,937.02-173,971.29-49,370.21

Finding the Fourth Proportional to 115,937.02, 173,971.29 and 49,370.21

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Solution

The fourth proportional to 115,937.02, 173,971.29 and 49,370.21 is: 74,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,937.02 : 173,971.29 = 49,370.21 : x
  2. Step 2: Convert to fraction form
    115,937.02/173,971.29 = 49,370.21/x
  3. Step 3: Cross multiply
    115,937.02x = 173,971.29 × 49,370.21
  4. Step 4: Simplify right side
    115,937.02x = 8,588,999,088.95
  5. Step 5: Solve for x
    x = 8,588,999,088.95/115,937.02
  6. Step 6: Final answer
    x = 74,083.32

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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.