Home / 106,802.30-160,227.75-56,856.08

Finding the Fourth Proportional to 106,802.30, 160,227.75 and 56,856.08

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Solution

The fourth proportional to 106,802.30, 160,227.75 and 56,856.08 is: 85,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,802.30 : 160,227.75 = 56,856.08 : x
  2. Step 2: Convert to fraction form
    106,802.30/160,227.75 = 56,856.08/x
  3. Step 3: Cross multiply
    106,802.30x = 160,227.75 × 56,856.08
  4. Step 4: Simplify right side
    106,802.30x = 9,109,920,971.08
  5. Step 5: Solve for x
    x = 9,109,920,971.08/106,802.30
  6. Step 6: Final answer
    x = 85,297.05

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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.