Home / 124,395.88-171,670.98-70,690.04

Finding the Fourth Proportional to 124,395.88, 171,670.98 and 70,690.04

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Solution

The fourth proportional to 124,395.88, 171,670.98 and 70,690.04 is: 97,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395.88 : 171,670.98 = 70,690.04 : x
  2. Step 2: Convert to fraction form
    124,395.88/171,670.98 = 70,690.04/x
  3. Step 3: Cross multiply
    124,395.88x = 171,670.98 × 70,690.04
  4. Step 4: Simplify right side
    124,395.88x = 12,135,428,443.04
  5. Step 5: Solve for x
    x = 12,135,428,443.04/124,395.88
  6. Step 6: Final answer
    x = 97,554.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.