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Finding the Fourth Proportional to 186,014.89, 256,702.35 and 101,133.76

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Solution

The fourth proportional to 186,014.89, 256,702.35 and 101,133.76 is: 139,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,014.89 : 256,702.35 = 101,133.76 : x
  2. Step 2: Convert to fraction form
    186,014.89/256,702.35 = 101,133.76/x
  3. Step 3: Cross multiply
    186,014.89x = 256,702.35 × 101,133.76
  4. Step 4: Simplify right side
    186,014.89x = 25,961,273,856.34
  5. Step 5: Solve for x
    x = 25,961,273,856.34/186,014.89
  6. Step 6: Final answer
    x = 139,565.57

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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.