Home / 93,631.90-140,483.31-56,218.11

Finding the Fourth Proportional to 93,631.90, 140,483.31 and 56,218.11

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Solution

The fourth proportional to 93,631.90, 140,483.31 and 56,218.11 is: 84,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,631.90 : 140,483.31 = 56,218.11 : x
  2. Step 2: Convert to fraction form
    93,631.90/140,483.31 = 56,218.11/x
  3. Step 3: Cross multiply
    93,631.90x = 140,483.31 × 56,218.11
  4. Step 4: Simplify right side
    93,631.90x = 7,897,706,174.74
  5. Step 5: Solve for x
    x = 7,897,706,174.74/93,631.90
  6. Step 6: Final answer
    x = 84,348.46

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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.