Home / 105,827.79-158,616.54-46,539.44

Finding the Fourth Proportional to 105,827.79, 158,616.54 and 46,539.44

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Solution

The fourth proportional to 105,827.79, 158,616.54 and 46,539.44 is: 69,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,827.79 : 158,616.54 = 46,539.44 : x
  2. Step 2: Convert to fraction form
    105,827.79/158,616.54 = 46,539.44/x
  3. Step 3: Cross multiply
    105,827.79x = 158,616.54 × 46,539.44
  4. Step 4: Simplify right side
    105,827.79x = 7,381,924,946.34
  5. Step 5: Solve for x
    x = 7,381,924,946.34/105,827.79
  6. Step 6: Final answer
    x = 69,754.13

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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.