Home / 93,689.18-140,308.58-53,586.63

Finding the Fourth Proportional to 93,689.18, 140,308.58 and 53,586.63

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Solution

The fourth proportional to 93,689.18, 140,308.58 and 53,586.63 is: 80,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,689.18 : 140,308.58 = 53,586.63 : x
  2. Step 2: Convert to fraction form
    93,689.18/140,308.58 = 53,586.63/x
  3. Step 3: Cross multiply
    93,689.18x = 140,308.58 × 53,586.63
  4. Step 4: Simplify right side
    93,689.18x = 7,518,663,353.61
  5. Step 5: Solve for x
    x = 7,518,663,353.61/93,689.18
  6. Step 6: Final answer
    x = 80,251.14

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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.