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Finding the Fourth Proportional to 186,492.60, 257,360.22 and 101,611.08

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Solution

The fourth proportional to 186,492.60, 257,360.22 and 101,611.08 is: 140,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,492.60 : 257,360.22 = 101,611.08 : x
  2. Step 2: Convert to fraction form
    186,492.60/257,360.22 = 101,611.08/x
  3. Step 3: Cross multiply
    186,492.60x = 257,360.22 × 101,611.08
  4. Step 4: Simplify right side
    186,492.60x = 26,150,649,903.24
  5. Step 5: Solve for x
    x = 26,150,649,903.24/186,492.60
  6. Step 6: Final answer
    x = 140,223.53

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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.