Home / 185,924.57-256,566.08-105,353.06

Finding the Fourth Proportional to 185,924.57, 256,566.08 and 105,353.06

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Solution

The fourth proportional to 185,924.57, 256,566.08 and 105,353.06 is: 145,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,924.57 : 256,566.08 = 105,353.06 : x
  2. Step 2: Convert to fraction form
    185,924.57/256,566.08 = 105,353.06/x
  3. Step 3: Cross multiply
    185,924.57x = 256,566.08 × 105,353.06
  4. Step 4: Simplify right side
    185,924.57x = 27,030,020,600.76
  5. Step 5: Solve for x
    x = 27,030,020,600.76/185,924.57
  6. Step 6: Final answer
    x = 145,381.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.