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Finding the Fourth Proportional to 163,051.50, 224,915.46 and 102,526.20

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Solution

The fourth proportional to 163,051.50, 224,915.46 and 102,526.20 is: 141,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,051.50 : 224,915.46 = 102,526.20 : x
  2. Step 2: Convert to fraction form
    163,051.50/224,915.46 = 102,526.20/x
  3. Step 3: Cross multiply
    163,051.50x = 224,915.46 × 102,526.20
  4. Step 4: Simplify right side
    163,051.50x = 23,059,727,435.05
  5. Step 5: Solve for x
    x = 23,059,727,435.05/163,051.50
  6. Step 6: Final answer
    x = 141,426.04

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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.