Home / 107,192.67-160,885.36-57,315.40

Finding the Fourth Proportional to 107,192.67, 160,885.36 and 57,315.40

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Solution

The fourth proportional to 107,192.67, 160,885.36 and 57,315.40 is: 86,024.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,192.67 : 160,885.36 = 57,315.40 : x
  2. Step 2: Convert to fraction form
    107,192.67/160,885.36 = 57,315.40/x
  3. Step 3: Cross multiply
    107,192.67x = 160,885.36 × 57,315.40
  4. Step 4: Simplify right side
    107,192.67x = 9,221,208,593.17
  5. Step 5: Solve for x
    x = 9,221,208,593.17/107,192.67
  6. Step 6: Final answer
    x = 86,024.62

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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.