Home / 124,551.72-171,885.17-70,844.47

Finding the Fourth Proportional to 124,551.72, 171,885.17 and 70,844.47

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Solution

The fourth proportional to 124,551.72, 171,885.17 and 70,844.47 is: 97,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,551.72 : 171,885.17 = 70,844.47 : x
  2. Step 2: Convert to fraction form
    124,551.72/171,885.17 = 70,844.47/x
  3. Step 3: Cross multiply
    124,551.72x = 171,885.17 × 70,844.47
  4. Step 4: Simplify right side
    124,551.72x = 12,177,113,769.51
  5. Step 5: Solve for x
    x = 12,177,113,769.51/124,551.72
  6. Step 6: Final answer
    x = 97,767.53

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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.