Home / 124,521.22-171,837.30-70,805.08

Finding the Fourth Proportional to 124,521.22, 171,837.30 and 70,805.08

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Solution

The fourth proportional to 124,521.22, 171,837.30 and 70,805.08 is: 97,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,521.22 : 171,837.30 = 70,805.08 : x
  2. Step 2: Convert to fraction form
    124,521.22/171,837.30 = 70,805.08/x
  3. Step 3: Cross multiply
    124,521.22x = 171,837.30 × 70,805.08
  4. Step 4: Simplify right side
    124,521.22x = 12,166,953,773.48
  5. Step 5: Solve for x
    x = 12,166,953,773.48/124,521.22
  6. Step 6: Final answer
    x = 97,709.88

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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.