Home / 185,588.95-256,113.44-100,706.02

Finding the Fourth Proportional to 185,588.95, 256,113.44 and 100,706.02

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Solution

The fourth proportional to 185,588.95, 256,113.44 and 100,706.02 is: 138,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,588.95 : 256,113.44 = 100,706.02 : x
  2. Step 2: Convert to fraction form
    185,588.95/256,113.44 = 100,706.02/x
  3. Step 3: Cross multiply
    185,588.95x = 256,113.44 × 100,706.02
  4. Step 4: Simplify right side
    185,588.95x = 25,792,165,210.91
  5. Step 5: Solve for x
    x = 25,792,165,210.91/185,588.95
  6. Step 6: Final answer
    x = 138,974.68

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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.