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Finding the Fourth Proportional to 186,207.63, 256,966.52 and 101,325.30

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Solution

The fourth proportional to 186,207.63, 256,966.52 and 101,325.30 is: 139,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,207.63 : 256,966.52 = 101,325.30 : x
  2. Step 2: Convert to fraction form
    186,207.63/256,966.52 = 101,325.30/x
  3. Step 3: Cross multiply
    186,207.63x = 256,966.52 × 101,325.30
  4. Step 4: Simplify right side
    186,207.63x = 26,037,209,728.96
  5. Step 5: Solve for x
    x = 26,037,209,728.96/186,207.63
  6. Step 6: Final answer
    x = 139,828.91

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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.