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Finding the Fourth Proportional to 173,777.30, 260,850.30 and 153,915.74

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Solution

The fourth proportional to 173,777.30, 260,850.30 and 153,915.74 is: 231,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,777.30 : 260,850.30 = 153,915.74 : x
  2. Step 2: Convert to fraction form
    173,777.30/260,850.30 = 153,915.74/x
  3. Step 3: Cross multiply
    173,777.30x = 260,850.30 × 153,915.74
  4. Step 4: Simplify right side
    173,777.30x = 40,148,966,953.72
  5. Step 5: Solve for x
    x = 40,148,966,953.72/173,777.30
  6. Step 6: Final answer
    x = 231,036.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.