Home / 105,176.44-145,156.26-59,865.58

Finding the Fourth Proportional to 105,176.44, 145,156.26 and 59,865.58

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Solution

The fourth proportional to 105,176.44, 145,156.26 and 59,865.58 is: 82,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,176.44 : 145,156.26 = 59,865.58 : x
  2. Step 2: Convert to fraction form
    105,176.44/145,156.26 = 59,865.58/x
  3. Step 3: Cross multiply
    105,176.44x = 145,156.26 × 59,865.58
  4. Step 4: Simplify right side
    105,176.44x = 8,689,863,695.53
  5. Step 5: Solve for x
    x = 8,689,863,695.53/105,176.44
  6. Step 6: Final answer
    x = 82,621.77

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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.