Home / 93,421.13-140,139.59-29,393.96

Finding the Fourth Proportional to 93,421.13, 140,139.59 and 29,393.96

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Solution

The fourth proportional to 93,421.13, 140,139.59 and 29,393.96 is: 44,093.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,421.13 : 140,139.59 = 29,393.96 : x
  2. Step 2: Convert to fraction form
    93,421.13/140,139.59 = 29,393.96/x
  3. Step 3: Cross multiply
    93,421.13x = 140,139.59 × 29,393.96
  4. Step 4: Simplify right side
    93,421.13x = 4,119,256,655.21
  5. Step 5: Solve for x
    x = 4,119,256,655.21/93,421.13
  6. Step 6: Final answer
    x = 44,093.42

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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.