Home / 93,430.84-140,190-40,833.49

Finding the Fourth Proportional to 93,430.84, 140,190 and 40,833.49

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Solution

The fourth proportional to 93,430.84, 140,190 and 40,833.49 is: 61,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,430.84 : 140,190 = 40,833.49 : x
  2. Step 2: Convert to fraction form
    93,430.84/140,190 = 40,833.49/x
  3. Step 3: Cross multiply
    93,430.84x = 140,190 × 40,833.49
  4. Step 4: Simplify right side
    93,430.84x = 5,724,446,612.63
  5. Step 5: Solve for x
    x = 5,724,446,612.63/93,430.84
  6. Step 6: Final answer
    x = 61,269.35

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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.