Home / 185,875.17-256,508.42-100,992.23

Finding the Fourth Proportional to 185,875.17, 256,508.42 and 100,992.23

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Solution

The fourth proportional to 185,875.17, 256,508.42 and 100,992.23 is: 139,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,875.17 : 256,508.42 = 100,992.23 : x
  2. Step 2: Convert to fraction form
    185,875.17/256,508.42 = 100,992.23/x
  3. Step 3: Cross multiply
    185,875.17x = 256,508.42 × 100,992.23
  4. Step 4: Simplify right side
    185,875.17x = 25,905,357,349.58
  5. Step 5: Solve for x
    x = 25,905,357,349.58/185,875.17
  6. Step 6: Final answer
    x = 139,369.65

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1.5x scale

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.