Home / 106,946.02-160,363.65-57,012.70

Finding the Fourth Proportional to 106,946.02, 160,363.65 and 57,012.70

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Solution

The fourth proportional to 106,946.02, 160,363.65 and 57,012.70 is: 85,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,946.02 : 160,363.65 = 57,012.70 : x
  2. Step 2: Convert to fraction form
    106,946.02/160,363.65 = 57,012.70/x
  3. Step 3: Cross multiply
    106,946.02x = 160,363.65 × 57,012.70
  4. Step 4: Simplify right side
    106,946.02x = 9,142,764,668.36
  5. Step 5: Solve for x
    x = 9,142,764,668.36/106,946.02
  6. Step 6: Final answer
    x = 85,489.53

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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.